# Bibliography

**Contents** [hide/show]

## Primary/Middle School Mathematics

- Battista, Michael T.
*Shape Makers: Developing Geometric Reasoning with The Geometer's Sketchpad*, Berkeley, California: Key Curriculum Press (1997). - Chu, Chi Wai.
"Digital Manipulatives for Primary Mathematics."
*Proceedings of Second East Asia Regional Conference on Mathematics Education*, Vol. II, eds. Douglas Edge and Yeap Ban Har (Singapore: EARCOME2/SEACME9, 2002): 366–71. - Flores, Alfino.
"The Kinematic Method and
*The Geometer's Sketchpad*in Geometrical Problems."*International Journal of Computers for Mathematical Learning*, Vol. 3(1) (1998): 1–12. - Flores, Alfino.
"A Rhythmic Approach to Geometry."
*Mathematics Teaching in the Middle School*, Vol. 7(7) (March 2002): 378–83. - Horton, Bob, and Elaine Wiegert.
"Using Handhelds and Billiards to Teach Reflection."
*Learning & Leading with Technology*, Vol. 29(8) (May 2002). - Little, Catherine.
"Geometry Projects Linking Mathematics, Literacy, Art, and Technology."
*Mathematics Teaching in the Middle School*, Vol. 4(5) (February 1999): 332–35. - Manouchehri, Azita, Mary C. Enderson, and Lyle A. Pugnucco.
"Exploring Geometry with Technology."
*Mathematics Teaching in the Middle School*, Vol. 3(6) (March–April 1998): 436–42. - Matayun, Agatha.
"Tool to explain properties of cubes and cuboids."
*The Star*(March 5, 2006). - Seidel, Judith Day.
"Symmetry in Season."
*Teaching Children Mathematics*, Vol. 4(5) (January 1998): 244–49. - Sinclair, Nathalie.
"Re-constructing a Painting with Geometric Eyes."
*For the Learning of Mathematics*, Vol. 22(3) (2002): 19–23. - Sinclair, Nathalie, and Sandra Crespo.
Learning Mathematics in Dynamic Computer Environments.
*Teaching Children Mathematics*, Vol. 12 (May 2006): 437–44. - Taylor, Lyn.
"Exploring Geometry with
*The Geometer's Sketchpad*."*Arithmetic Teacher*, Vol. 40(2) (November 1992): 187–99. - Wyatt, Karen W., Ann Lawrence, and Gina M. Foletta.
*Geometry Activities for Middle School Students with*The Geometer's Sketchpad*.*, Berkeley, California: Key Curriculum Press (1997). - Yin, Ho Siew.
"Using
*Geometer's Sketchpad*with Primary Five Students,"*Proceedings of Second East Asia Regional Conference on Mathematics Education*, Vol. II, eds. Douglas Edge and Yeap Ban Har (Singapore: EARCOME2/SEACME9, 2002): 390–93.

## Secondary School Mathematics

- Althoen, Steven C., Joseph L. Brandell.
"Investigating Bricard's Proof of Morley's Theorem with The Geometer's Sketchpad."
*Mathematics Teacher*, Vol. 102(9) (May 2009): 706-709. - Bennett, Dan.
__"Dynamic Geometry Renews Interest in an Old Problem,"__in*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research*, eds. James R. King and Doris Schattschneider, Washington, D.C.: The Mathematical Association of America (1997): 33–46. - Bennett, Dan.
*Exploring Geometry with The Geometer's Sketchpad**.*, Berkeley, California: Key Curriculum Press (1994). - Bennett, Dan.
*Pythagoras Plugged In: Proofs and Problems for*The Geometer's Sketchpad*.*, Berkeley, California: Key Curriculum Press (1995). - Boehm, Kathryn W.
"Experiences with
*The Geometer's Sketchpad*in the Classroom" in*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 71–74. - Bosse, Michael J., and Johna Faulconer.
"Infinite Sums in Geometry: Inducing Two Sets of Patterns."
*Mathematics Teacher*, Vol. 101(1) (August 2007): 19–22. - Brumbaugh, Doug.
"Animate Your Triangles...And Your Students!"
*Consortium*, Vol. 51 (Fall 1994): 8–9. - Brumbaugh, Doug.
"Moving Triangles," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 69–70. - Buhl, David A., Michael A. Morisette, and Jeffry Wolff.
"Maximizing the Fit of a Box Spring Mattress up a Stairwell."
*Mathematics Teacher*, Vol. 100(4) (November 2006): 241–46. - Caglayan, Gunhan.
"Reflections on Vacation Spots".
*Mathematics Teacher*, Vol. 103(9) (May 2010): 638-641. - Cuoco, Albert A., and E. Paul Goldenberg.
"Dynamic Geometry as a Bridge from Euclidean Geometry to Analysis," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 33–46. - Davis, Ben.
"The Rise, Fall, and Possible Transfiguration of Triangle Geometry: A Mini-History."
*American Mathematical Monthly*, Vol. 102(3) (March 1995). - De Villiers, Michael D.
"Exploring Loci on Sketchpad."
*Pythagoras*, Vol. 46(47) (Mathematical Association of Southern Africa: August/December 1998): 71–73. - De Villiers, Michael D.
A Generalization of the Nine-point circle and Euler line.
*Pythagoras*, Vol. 62 (December 2005): 31–35. - De Villiers, Michael D.
The nine-point conic: a rediscovery and proof by computer.
*International Journal of Mathematical Education in Science and Technology*, Vol. 37(1) (2006): 7–14. - De Villiers, Michael D.
*Rethinking Proof with*The Geometer's Sketchpad, Berkeley, California: Key Curriculum Press (1999). - Dwyer, Marlene, and Richard E. Pfiefer.
"Exploring Hyperbolic Geometry with
*The Geometer's Sketchpad*."*The Mathematics Teacher*, Vol. 92(7) (October 1999): 632–37. - Edwards, Michael Todd.
"Collaborative Circles Casting School Geometry in a New Light with Dynamic Geometry Software."
*Micromath*, Vol. 21(1) (Spring 2005): 32–40. - Erickson, Tim, and Steven Rasmussen.
"Danny Vizcaino's Sketchpad 'Oval.'"
*California Technology Project Quarterly*, Vol. 3(2) (1993). - Feller, Leslie Chess.
"The Eternal Challenge of Euclid's Geometry."
*The New York Times*(March 7, 1999). - Finzer, Bill, and Dan Bennett.
"From Drawing to Construction with
*The Geometer's Sketchpad*."*The Mathematics Teacher*, Vol. 88(5) (May 1995): 428–31. - Flores, Alfinio.
"Curves as Envelopes with
*The Geometer's Sketchpad*."*Mathematics and Computer Education*, Vol. 31 (January 1997): 56–65. - Flores, Alfinio.
"Hinged Geometry." (Link only available to NCTM members)
*On-Math*, Vol. 4(1). - Flores, A. Homero.
"Learning Mathematics, Doing Mathematics: Deductive Thinking and Construction Tasks with
*The Geometer's Sketchpad*."*Romanian Journal of Education*, Vol. 1(4) (2010): 7-14. - Flores, Alfinio.
"Mechanical Arguments in Geometry."
*Primus*, Vol. 4 (September 1999): 241–50. - Flower, Jean.
"Fitting from Function Families with CAS and DGS,"
*Proceedings of ICTMT 5 in Klagenfurt 2001: Technology in Mathematics Teaching*, eds. Manfred Borovcnik and Hermann Kautschitsch (Vienna: Shriftenreihe Didaktik der Mathematik, 2002): 273–288. - Forsythe, Sue.
"Centres and Circles of a Triangle."
*Mathematics Teaching*, Vol. 125 (September 2009): 9-13. - Garrison, Lionel.
"Medians of a Triangle: The Search for Invariants"
*Mathematics Teacher*, Vol. 103(4) (November 2009): 312. - Garry, Tim.
"
*Geometer's Sketchpad*in the Classroom," in*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research*, eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 55–62. - Giamati, Claudia.
"Conjectures in Geometry and
*The Geometer's Sketchpad*."*The Mathematics Teacher*, Vol. 88(6) (September 1995): 456–58. - Goldberg, Kenneth P.
*Using Technology for Problem Solving in Middle and High School Mathematics: Investigations Using Scientific and Graphing Calculators, Spreadsheets, and The Geometer's Sketchpad.*(Columbus: Pearson / Prentice Hall, 2007). - Gorini, Catherine A.
"Dynamic Visualization in Calculus," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research*, eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 89–94. - Hollebrands, Karen F., and Hollylynne Stohl.
"Technology Tips: Linear Functions with Excel &
*The Geometer's Sketchpad*."*The Mathematics Teacher*, Vol. 96(7) (October 2003): 516–19. - Hurtado, Rolando.
"A Student's Perspective."
*The Global Schoolhouse*(1997). - Jackiw, Nicholas.
"The Geometry of Computer Graphics."
*Proceedings of the National Conference on Inquiry-Based Geometry Throughout the Secondary Curriculum*, Northfield, Minnesota: St. Olaf College (1998): 35–52. - Keyton, Michael.
"Students Discovering Geometry Using Dynamic Geometry Software," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research*, eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 63–68. - Khairiree, Krongthong.
"Enhancing Students' Understanding in Mathematics through the Use of
*The Geometer's Sketchpad*."*Proceedings of the Thailand International Conference on 21st Century Information Technology in Mathematics Education*, Chiang Mai: Chiang Mai Rhajabhat University (2006). - King, James R.
*Geometry Through the Circle with*The Geometer's Sketchpad*.*, Berkeley, California: Key Curriculum Press (1995). - King, James R.
"Quadrilaterals Formed by Perpendicular Bisectors," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research*, eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 29–32. - Levine, Lawrence E., and Victoria Wasmuth.
"Laptops, Technology, and Algebra 1: A Case Study of an Experiment."
*Mathematics Teacher*, Vol. 97(2) (February 2004): 136–42. - Lichtfield, Dan, Dave Goldenheim, and Charles H. Dietrich.
"Euclid, Fibonacci, and Sketchpad."
*The Mathematics Teacher*, Vol. 90(1) (January 1997): 8–12. - Lichtfield, Dan, Dave Goldenheim, and Charles H. Dietrich.
*The GLaD Homepage*. http://www.gfacademy.org/pages/sitepage.cfm?id=511 (1996). - Lin, Pao-Ping, and Che-Jen Hsieh.
"Parameter Effects and Solving Linear Equations in Dynamic, Linked, Multiple Representation Environments."
*Mathematics Educator*, Vol. 4(1) (Winter 1993): 25–33. - Lufkin, Daniel.
"The Incredible 3x5 Card."
*The Mathematics Teacher*, Vol. 89(2) (February 1996): 96–98. - Lufkin, Daniel.
"A Golden Triangle...Sort Of!"
*The Mathematics Teacher*, Vol. 92(2) (February 1999): 154. - Martinez-Cruz, Armando M., Ron McAlister, and Gerald E. Gannon.
"Ron's Theorem and Beyond: A True Mathematician and
*GSP*in Action."*Mathematics Teacher*, Vol. 97(2) (February 2004): 148–51. - "Mathematical Lens: Zero Degrees".
*Mathematics Teacher*, Vol. 103(7) (March 2010): 478-481. - McGehee, Jean.
"Interactive Technology and Classic Geometry Problems."
*The Mathematics Teacher*, Vol. 91(3) (March 1998): 204–208. - Mead, Robert.
"Shear Mathematics or Euclid's Paradoxicals Applied." (Link only available to NCTM members)
*On-Math*, Vol. 4(1) (2006). - Meza Cascante, Luis Gerardo.
"Programaci??n de sesiones interactivas en
*Geometer???s Sketchpad*." En Memoria del*Primer Congreso Internacional de Inform??tica Educativa para Secundaria*(San Jos??, Costa Rica). - Meza Cascante, Luis Gerardo.
"Ense??anza y aprendizaje de funciones con apoyo de
*Geometer???s Sketchpad*." En libro de memorias del*Primer Congreso Internacional de Ense??anza de la matem??tica asistida por computadora*., Cartago, Costa Rica (1999). - Meza Cascante, Luis Gerardo.
"Ense??anza de la geometr??a en s??timo a??o con el programa
*Geometer???s Sketchpad*." En libro de memorias del*Primer Congreso Internacional de Ense??anza de la matem??tica asistida por computadora*., Cartago, Costa Rica (1999). - Meza Cascante, Luis Gerardo.
"Problemas de m??ximos y m??nimos en la educaci??n secundaria con
*Geometer???s Sketchpad*." En libro de memorias del*Primer Congreso Internacional de Ense??anza de la matem??tica asistida por computadora.*, Cartago, Costa Rica (1999). - Morrow, James.
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research*, eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 47–54. - Moyer, Todd O.
"Non-Geometry Mathematics and
*The Geometer's Sketchpad*."*Mathematics Teacher*, Vol. 99(7) (March 2006): 490–95. - Muller, Kimberly O.
"How Technology can Promote the Learning of Proof".
*Mathematics Teacher*, Vol. 103(6) (February 2010): 437-441. - Naik, Gautam.
"Teen Math Whizzes Go Euclid One Better."
*The Wall Street Journal*(December 9, 1996). - Neiss, Margaret L.
"Lines and Angles: Using
*Geometer's Sketchpad*to Construct Geometric Knowledge."*Learning and Leading with Technology*(December–January 1996–97): 27–31. - Nelson, Cheryl Q., and Nicole L. Williams.
"Sprinklers and Amusement Parks: What Do They Have to Do with Geometry?"
*The Mathematics Teacher*, Vol. 100(6) (February 2007): 440–45. - Oldknow, Adrian.
"ICT - Bringing Maths to Life and Vice Versa."
*Micromath*, Vol. 21(2) (Summer 2005): 16–24. - Olive, John.
"Opportunities to Explore and Integrate Mathematics with
*The Geometer's Sketchpad*," in*Designing Learning Environments for Developing Understanding of Geometry and Space*, eds. Richard Lehrer and Daniel Chazan., Mahwah, New Jersey: Lawrence Erlbaum Associates (1998): 395–418. - Özgün-Koca, S. Asli.
"Use of Archimedes' Process for Approximating Circle Area as an Introduction to Limits."
*Mathematics Teacher*, Vol. 100(8) (April 2007): 550–55. - Pereira, Peter.
"Notes on a Square: Explorations Off and On a Computer."
*Proceedings of the National Conference on Inquiry-Based Geometry Throughout the Secondary Curriculum*, Northfield, Minnesota: St. Olaf College (1998): 10–23. - Peterson, Blake.
"A New Angle on Stars."
*The Mathematics Teacher*, Vol. 90(8) (November 1997): 634–39. - Purdy, David C.
"Using
*The Geometer's Sketchpad*to Visualize Maximum-Volume Problems."*The Mathematics Teacher*, Vol. 93(3) (March 2000): 224–28. - Rich, Eric.
"Elegance of Euclid."
*The Hartford Courant*(March 13, 1997): E1, E4. - Rudolph, Heidi.
"Mathematical Lens: Making a Pitch for Slope".
*Mathematics Teacher*, Vol. 103(8) (April 2010): 557-561. - Ruthven, Kenneth.
"Expanding Current Practice: Using Dynamic Geometry to Teach About Angle Properties."
*Micromath*, Vol. 21(2) (Summer 2005): 26–30. - Sanders, Cathleen.
*Perspective Drawing with The Geometer's Sketchpad*, Berkeley, California: Key Curriculum Press (1994). - Sanders, Cathleen.
"Adventures with
*The Geometer's Sketchpad*."*Kamehameha Journal of Education*, Vol. 6 (Summer 1995): 119–26. - Sanders, Cathleen.
"Geometric Constructions: Visualizing and Understanding Geometry."
*The Mathematics Teacher*, Vol. 91(7) (October 1998): 554–56. - Scher, Daniel.
*Exploring Conic Sections with The Geometer's Sketchpad*, Berkeley, California: Key Curriculum Press (1995). - Scher, Daniel.
"Technology Tips???Theorems in Motion: Using Dynamic Geometry to Gain Fresh Insights."
*The Mathematics Teacher*, Vol. 89(4) (April 1996): 330–32. - Scher, Daniel.
"Folded Paper, Dynamic Geometry, and Proof: A Three-Tier Approach to the Conics."
*The Mathematics Teacher*, Vol. 89(3) (March 1996): 188–93. - Scher, Daniel.
"Problem Solving and Proof in the Age of Dynamic Geometry."
*Micromath*, Vol. 15(1) (Spring 1999): 24–30. - Schumann, Heinz.
"Interactive Calculations on Geometric Figures."
*Proceedings of Technology in Mathematics Teaching*(1993). - Shaffer, David.
*Exploring Trigonometry with The Geometer's Sketchpad*, Berkeley, California: Key Curriculum Press (1995). - Shilgalis, Thomas W.
"Finding Buried Treasures: An Application of
*The Geometer's Sketchpad*."*The Mathematics Teacher*, Vol. 91(2) (February 1998): 162–65. - Siegel, M. Lauren, Gail Dickinson, Eric J. Hooper, and Mark Daniel.
"Teaching Algebra and Geometry Concepts by Modeling Telescope Optics."
*The Mathematics Teacher*, Vol. 101(7) (March 2008): 490-497. - Starling, Tina T. and Karen F. Hollebrands.
"Investigating Star Polygons".
*Mathematics Teacher*, Vol. 103(7) (March 2010): 525-529. - Steer, Jessica, Maria Antonieta de Vila, James Eaton.
"Trigonometry with Year 8."
*Mathematics Teaching*, Vol. 215 (September 2009): 6-8. - Stone, Michael.
"Teaching Relationships Between Area and Perimeter with
*The Geometer's Sketchpad*."*The Mathematics Teacher*, Vol. 87(8) (November 1994). - Tamblyn, Michael A.
"Multiple Representations Using Dynamic Geometry."
*Mathematics Teacher*, Vol. 103(2) (September 2009): 146-150. - Tanner, Ruth.
"Bearings Using
*Geometer's Sketchpad*."*Micromath*, Vol. 21(1) (Spring 2005): 22–23. - Tucker, John M.
"A Lesson on the Slopes of Perpendicular Lines".
*Mathematics Teacher*, Vol. 103(8) (April 2010): 603-606. - Turton, W. Roger.
"Mathematical Lens."
*The Mathematics Teacher*, Vol. 102(5) (December 2008): 356-358. - Wagner, Betsy.
"The Ninth Graders Who Answered Euclid."
*US News and World Report*(December 23, 1996): 20. - Walker, Janet M.
"Where Have All the Flowers Gone?"
*Mathematics Teacher*, Vol. 101(2) (September 2007): 88. - Walter, Marion and Don Crossfield.
"From Chords of Circles to Triangular Numbers to Volumes of Spheres".
*Mathematics Teacher*, Vol. 103(8) (April 2010): 616-621. - Weaver, Jennifer L., and Robert J. Quinn.
"
*The Geometer's Sketchpad*in Secondary Geometry."*Computers in the Schools*, Vol. 15(2) (1999): 83–95. - Wilson, Jim.
*Comments on the GLaD Construction*. http://jwilson.coe.uga.edu/%20Texts.Folder/GLaD/GLaD.Comments.html (1997). - Williams, Desha.
"The What, Why, and How of Contextual Teaching in a Mathematics Classroom."
*Mathematics Teacher*, Vol. 100(8) (April 2007): 572–75. - Zbiek, Rose Mary.
"The Pentagon Problem: Geometric Reasoning with Technology."
*The Mathematics Teacher*, Vol. 89(2) (February 1996): 86–90.

## Undergraduate and Research Mathematics, or Math History

- Chuan, Jen-Chung.
"Tutorial on The Geometer's Sketchpad: Dudeney's Decomposition
*.*"*Electronic Proceedings of the Asian Technology Conference on Mathematics*. (1999). - Demirköz, Bilge.
"'N' Noktada Uzaklik Toplamari ve Egriler Ailesi."
*Matematik Dünyasi*, Vol. 6(3) (Türk Matematik Dernegi Tarafindan Iki Ayda Bir Yayinlanir: Haziran 1996): 7–10. - Dennis, David.
"Ren?? Descartes Curve-Drawing Devices: Experiments in the Relations Between Mechanical Motion and Symbolic Language."
*Mathematics Magazine*, Vol. 70(3) (June 1997): 163–74. - Dennis, David, and Jere Confrey.
"Drawing Logarithmic Curves with
*Geometer's Sketchpad*: A Method Inspired by Historical Sources," in*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 147–56. - Dwyer, Marlene.
"Exploring the Poincar?? Models of Hyperbolic Geometry Using
*Geometer's Sketchpad*."*Thesis*, San Jose State University (1996). - Flores, Alfino.
"The Kinematic Method and
*The Geometer's Sketchpad*in Geometrical Problems."*International Journal of Computers for Mathematical Learning*, Vol. 3(1) (1998): 1–12. - Hampson, Tony.
"Beginning Geometry at College," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 95–104. - Hoehn, Larry.
"A Concurrency Theorem and
*Geometer's Sketchpad*."*The College Mathematics Journal*, Vol. 28(2) (March 1997): 129–32. - Hofstadter, Douglas R.
"Discovery and Dissection of a Geometric Gem," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 3–14. - Jackiw, Nicholas.
"Visualizing Complex Functions with The Geometer's Sketchpad
*.*"*Proceedings of the 6th International Conference on Technology in Mathematics Teaching*, eds. T. Triandafillidis and K. Hatzikiriakou., Volos, Greece: University of Thessaly (2003): 291–99. - Juraschek, Bill.
"Investigating Circles in the Poincar?? Disk Using
*GSP*."*The College Mathematics Journal*, Vol. 25(2) (March 1994): 145–54. - Kalish, Arthur L.
"Extending a Classical Geometry Problem."
*Mathematics Teacher*, Vol. 102(8) (April 2009): 634-638. - Kimberling, Clark.
"Geometry in Action: A Discovery Approach Using
*The Geometer's Sketchpad*."*Key College Publishing*(2003). - Kimberling, Clark.
"Triangle Centers and Central Triangles."
*Congressus Numerantium*, Vol. 129, Winnipeg: Utilitas Mathematica Publishing (1998). - King, James R.
"An Eye for Similarity Transformations," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider, Washington, D.C.: The Mathematical Association of America (1997): 109–20. - "Mathematics Profiles: The University of Georgia."
*Syllabus*, Vol. 4(28) (May–June 1993): 15–16. - Meel, David E., and Thomas A. Hern.
"Tool Building: Web-based Linear Algebra Modules."
*Journal of Online Mathematics and its Applications*(May 2005). - Meza Cascante, Luis Gerardo.
"Ense??anza del c??lculo diferencial e integral con apoyo del programa
*Geometer???s Sketchpad*."*Comunicación*, Vol. 11(1), Año 20. Cartago, Costa Rica (1999). - Olive, John.
"Creating Airfoils from Circles: The Joukowski Transformation," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 169–77. - Parks, James M.
"Identifying Transformations by their Orbits," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 105–108. - Rosenberg, S., M. Spillane, and D. B. Wulf.
"Heron Triangles and Moduli Spaces,"
*Mathematics Teacher*, Vol. 101(9) (May 2008): 656-663. - Schattschneider, Doris.
"Visualization of Group Theory Concepts with Dynamic Geometry Software," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 121–28. - Scher, Daniel.
"Demystifying ei*pi."
*International Journal of Computers for Mathematical Learning*, Vol. 3 (1999): 275–78. - Smith, Alvy Ray.
"Infinite Regular Hexagon Sequences on a Triangle."
*Experimental Mathematics*, Vol. 9(3) (November 2000): 397–406.

## Sketchpad & Curriculum Design, Pre-Service, In-Service, and Assessment

- Berglund, Jorgen.
"Creating Mathematical Experience in the Classroom."
*Journal of Online Mathematics and its Applications*(September 2005). - Chazan, Daniel, and Michal Yerushalmy.
"Charting a Course for Secondary Geometry," in
*Designing Learning Environments for Developing Understanding of Geometry and Space*, eds. Richard Lehrer and Daniel Chazan., Mahwah, New Jersey: Lawrence Erlbaum Associates (1998): 67–90. - De Villiers, Michael D.
"The nine-point conic: a rediscovery and proof by computer."
*International Journal of Mathematical Education in Science and Technology*, Vol. 37(1) (2006): 7–14. - Flewelling, Gary, with William Higginson.
*A Handbook on Rich Learning Tasks*, Kingston, Ontario: Queens University Press (2000). - Foletta, Gina.
"One Approach to Integrating Dynamic Geometry into a Geometry Course for Middle-Grades Teachers: Transformational Perspectives."
*Proceedings of the National Conference on Inquiry-Based Geometry Throughout the Secondary Curriculum*, Northfield, Minnesota: St. Olaf College (1998): 53–59. - Galindo, Enrique.
"Assessing Justification and Proof in Geometry Classes Taught Using Dynamic Software."
*The Mathematics Teacher*, Vol. 91(1) (January 1998): 76–82. - Goldenberg, E. Paul, Albert A. Cuoco, and June Mark.
"A Role for Geometry in General Education," in
*Designing Learning Environments for Developing Understanding of Geometry and Space*, eds. Richard Lehrer and Daniel Chazan, Mahwah, New Jersey: Lawrence Erlbaum Associates (1998): 3–44. - Gorini, Catherine A.
"Implications of Technology for Teaching Geometry."
*Proceedings of the National Conference on Inquiry-Based Geometry Throughout the Secondary Curriculum*, Northfield, Minnesota: St. Olaf College (1998): 60–68. - Groman, Margaret W.
"Integrating
*The Geometer's Sketchpad*into a Geometry Course for Secondary Education Mathematics Majors."*Association of Small Computer Users in Education (ASCUE) Summer Conference Proceedings*, North Myrtle Beach (1996). - Jiang, Zhonghong, and Edwin McClintock.
"Using
*The Geometer's Sketchpad*with Preservice Teachers," in*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 129–36. - Jiang, Zhonghong.
"Developing Preservice Teachers' Mathematical Reasoning and Proof Abilities in
*The Geometer's Sketchpad*Environment."*PME-NA XXIV: Proceedings of the 24th Annual Meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education*, Columbus, Ohio: ERIC (2002): 717–29. - Kantrov, Ilene.
"Assessing Students' Mathematics Learning."
*Education Development Center*(2000). - Langford, William, Robert Long, and Douglas McDougall. "Mathematics Education for the 21st Century: A Fields-Nortel White Paper.", Toronto, Ontario: The Fields Institute (1997).
- Nickell, Jennifer.
"Useful Online and Teacher Production Tools of
*The Geometer's Sketchpad.*"*Mathematics Teacher*, Vol. 100(8) (April 2007): 565–67. - Olive, John.
"Teaching and Learning Mathematics with
*The Geometer's Sketchpad.*" New Directions for Learning and Teaching Geometry, Lawrence Erlbaum Associates, (1992). - Orton, Anthony, and Jean Orton.
"Introducing Teachers to
*The Geometer's Sketchpad*."*Micromath*(Autumn 1995): 28–32. - Roulet, Geoffrey, Peter Harrison, and Peter Taylor.
*Tomorrow's Mathematics Classroom (Grades 10???12): A Vision of Mathematics Education in Canada.*Toronto, Ontario: Ontario Mathematics Coordinator's Association, (1997). - Rowling, Dawn.
"Introducing
*The Geometer's Sketchpad*to the Classroom."*The Global Schoolhouse*(1997). - Steckroth, J.
"
*The Geometer's Sketchpad*: a Multi-Faceted Tool for Proof."*National Consortium for Specialized Secondary Schools Journal*, Vol. 10(1) (2004): 15–18. - Suthtakeit, Wanwipa.
*Development of Computer-Based Geometry Lessons*. Dissertation, Ed.D. in Mathematics Education. Bangkok: Srinakarinwirot University. - Swanborough, Michael, and Michael O'Connor. Sketchpad from Scratch, Melbourne, Victoria: The Mathematical Association of Victoria (2003).
- Veloso, Eduardo. Geometria: Temas Actuais, Lisbon: Instituto de Inovacao Educacional (1998).
- Wallace, Edward C., and Stephen E. West.
*Roads to Geometry*, 2nd edition., Upper Saddle River, NJ: Prentice Hall (1998).

## Mathematics Education Research

- Christou, Constantinos, Nicholas Mousoulides, Marios Pittalis, and Demetra Pitta-Pantazi.
"Problem Solving and Posing in a Dynamic Geometry Environment."
*Proceedings of the 6th International Conference on Technology in Mathematics Teaching*, eds. T. Triandafillidis and K. Hatzikiriakou. Volos, Greece: University of Thessaly (2003): 125–32. - Crisan, Cosette.
"How mathematics teachers' own learning experiences with ICT affects their classroom practices."
*Micromath*, Vol. 21(1) (Spring 2005): 14–16. - De Villiers, Michael D.
"An Alternative Approach to Proof in Dynamic Geometry."
*Designing Learning Environments for Developing Understanding of Geometry and Space*, eds. Richard Lehrer and Daniel Chazan. Mahwah, New Jersey: Lawrence Erlbaum Associates (1998): 369–94. - De Villiers, Michael D.
"The Role of Proof in Investigative, Computer-Based Geometry: Some Personal Reflections," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 69–70. - Dixon, Juli K.
*English Language Proficiency and Spatial Visualization in Middle School Students' Construction of the Concepts of Reflection and Rotation using*The Geometer's Sketchpad, University of Florida (1995). - Dixon, Juli K.
"Computer User and Visualization in Students' Construction of Reflection and Rotation Concepts."
*School Science and Mathematics*, Vol. 7 (1997). - Elchuck, Larry.
"The Effects of Software Type...on Geometric Conjecturing Ability."
*Thesis*, Pennsylvania State University (1992). - Goldenberg, E. Paul, and Albert A. Cuoco.
"What is Dynamic Geometry?"
*Designing Learning Environments for Developing Understanding of Geometry and Space*, eds. Richard Lehrer and Daniel Chazan. Mahwah, New Jersey: Lawrence Erlbaum Associates (1998): 351–68. - Goldenberg, E. Paul.
*Thinking (and Talking) about Technology in Math Classrooms*. Education Development Center. (2000). - Guimaraes, Luiz Carlos, and Elizabeth Belfort.
"Teachers' practices and Dynamic Geometry."
*Proceedings of the 28th Conference of the International Group for the Psychology of Mathematics Education*, Vol. II. Bergen, Norway (2004): 503–10. - Hanna, Gila.
"Proof, Explanation and Exploration: An Overview."
*Educational Studies in Mathematics*, Vol. 44(1–2) (2000): 5–23. - Hannafin, Robert D., Jill D. Burruss, and Catherine Little.
"Learning with Dynamic Geometry Programs: Perspectives of Teachers and Learners."
*Journal of Educational Research*, Vol. 94(3) (2001): 132–44. - Hollebrands, Karen.
"The Role of a Dynamic Software Program for Geometry in High School Students' Understandings of Geometric Transformations."
*Proceedings of the 24th Annual Meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education*, Columbus, Ohio: ERIC (2002): 695–705. - Hoyles, Celia, and Richard Noss.
"Dynamic Geometry Environments: What's the Point?"
*The Mathematics Teacher*, Vol. 87(9) (December 1994): 716–17. - Jackiw, N. and Sinclair, N.
“Learning through teaching, when teaching machines: discursive interaction design in Sketchpad.”
*Learning through teaching: Developing mathematics teachers’ knowledge and expertise in practice*, in Leikin, Roza and Zaskis, Rina. Springer (2010): 153-169. - Jackiw, Nicholas.
"Mechanism and Magic in the Psychology of Dynamic Geometry."
*Mathematics and the Aesthetic: New Approaches to an Ancient Affinity*, Heidelberg: Springer Verlag (2006). - Jackiw, Nicholas.
"Drawing Worlds: Scripted Exploration Environments in
*The Geometer's Sketchpad*," in*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 179–84. - Jackiw, Nicholas, and Nathalie Sinclair.
"Understanding and Projecting ICT Trends in Mathematics Education."
*Teaching Secondary Mathematics with ICT*, Berkshire: Open University Press (2004). - Jackiw, Nicholas, and Nathalie Sinclair.
"Dragon Play: Microworld design in a whole class context."
*Journal for Educational Research in Computers*, Vol. 27 (2002): 111–45. - Knuth, Eric J., and Christopher E. Hartmann.
"Using Technology to Foster Students' Mathematical Understandings and Intuitions."
*Technology-Supported Mathematics Learning Environments*, 67th Yearbook, eds. W. Masalksi and P. Elliot. Reston, Virginia: National Council of Teachers of Mathematics (2005): 151–64. - Koedinger, Kenneth R.
"Conjecturing and Argumentation in High-School Geometry Students."
*Designing Learning Environments for Developing Understanding of Geometry and Space*, eds. Richard Lehrer and Daniel Chazan. Mahwah, New Jersey: Lawrence Erlbaum Associates (1998): 319–48. - Kouranou, Maria, and Despina Potari.
"Children's Approaches to the Concept of Volume through Dynamic Environments."
*Proceedings of the 6th International Conference on Technology in Mathematics Teaching*, eds. T. Triandafillidis and K. Hatzikiriakou. Volos, Greece: University of Thessaly (2003): 142–50. - Leong, Yew Hoong, and Suat Khoh Lim-Teo.
"Guided-Inquiry with the use of
*The Geometer's Sketchpad*."*Proceedings of Second East Asia Regional Conference on Mathematics Education*, Vol. II, eds. Douglas Edge and Yeap Ban Har. Singapore: EARCOME2/SEACME9 (2002): 427–32. - Leong, Yew Hoong, and Suat Khoh Lim-Teo.
"Effects of
*The Geometer's Sketchpad*on Spatial Ability and Achievement in Transformation Geometry among Secondary Two Students in Singapore."*Proceedings of Second East Asia Regional Conference on Mathematics Education, Vol. II*, eds. Douglas Edge and Yeap Ban Har. Singapore: EARCOME2/SEACME9 (2002): 433–39. - Marcou, Andri, Constantinos Christou, and Demetra Pitta-Pantazi.
"Integration of dynamic geometry software in elementary geometry teaching."
*Proceedings of the 6th International Conference on Technology in Mathematics Teaching*, eds. T. Triandafillidis and K. Hatzikiriakou. Volos, Greece: University of Thessaly (2003): 164–72. - Martínez-Cruz, Armando, and José Contreras.
"Engaging Teachers in Research Through Problem Solving and Problem Posing with Dynamic Geometry Software."
*PME-NA XXIV: Proceedings of the 24th Annual Meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education*, Columbus, Ohio: ERIC (2002): 731–37. - McClintock, E., Z. Jiang, and R. July.
"Students' Development of Three-Dimensional Visualization in
*The Geometer's Sketchpad*Environment."*PME-NA XXIV: Proceedings of the 24th Annual Meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education*, Columbus, Ohio: ERIC (2002): 739–54. - Peressini, Dominic D., and Eric J. Knuth.
"The Role of Technology in Representing Mathematical Problem Situations and Concepts."
*Technology-Supported Mathematics Learning Environments*, 67th Yearbook, eds. W. Masalksi and P. Elliot. Reston, Virginia: National Council of Teachers of Mathematics (2005): 277–90. - Ruthven, Kenneth, Sara Hennessy, and Rosemary Deaney.
"Current practice in using dynamic geometry properties to teach about angle."
*Micromath*, Vol. 21(1) (Spring 2005): 9–13. - Scher, Daniel.
Students' Conceptions of Geometry in a Dynamic Geometry Software Environment.
*Dissertation, Ph.D. in Mathematics Education, New York: New York University*(2002). - Scher, Daniel.
"Lifting the Curtain: The Evolution of The Geometer's Sketchpad."
*The Mathematics Educator*, Vol. 10(2) (Fall 1999): 42–48. - Scher, Daniel.
"Square or Not? Assessing Constructions in an Interactive Geometry Software Environment."
*Technology-Supported Mathematics Learning Environments*, 67th Yearbook, eds. W. Masalksi and P. Elliot. Reston, Virginia: National Council of Teachers of Mathematics (2005): 113–24. - Sinclair, Nathalie.
"Initiating Problem Posing Through Exploration with Sketchpad."
- Yu, Paul, and Jeffrey Barrett.
"Shapes, Actions and Relationships: A Semiotic Investigation of Student Discourse in a Dynamic Geometry Environment."
- Zbiek, Rose Mary.
"Using Technology to Show Prospective Teachers the 'Power of Many Points.'"
*Technology-Supported Mathematics Learning Environments*, 67th Yearbook, eds. W. Masalksi and P. Elliot. Reston, Virginia: National Council of Teachers of Mathematics (2005): 291–301.

## Science Education

- Almgren, Robert.
"Geometric Biology for the Chicago Public Schools."
*Proceedings of the National Conference on Inquiry-Based Geometry Throughout the Secondary Curriculum*, Northfield, Minnesota: St. Olaf College (1998): 24–34. - Backus, Benjamin T.
"The Use of Dynamic Geometry Software in Teaching and Researching Optometry and Vision Science," in
*Geometry Turned On!: Dynamic Software in Learning, Teaching, and Research**,*eds. James R. King and Doris Schattschneider., Washington, D.C.: The Mathematical Association of America (1997): 161–68. - Toh Tin-Lam.
"On Using
*Geometer's Sketchpad*to Teach Relative Velocity."*Asia-Pacific Forum on Science Learning and Teaching*, Vol. 4(2) (December 2003): N8. - Van Brummelen, Glen.
"Computer Animations of Ptolemy's Models of the Motions of the Sun, Moon and Planets."
*Journal for History of Astronomy*, Vol. 29 (1998): 271–74. - Von Friedrich, Wilhelm Dustmann.
"Elektronische Arbeitsbl??tter im Physikunterricht."
*Unterricht Physik*, Vol. 13(69) (2002): 23–26.

## Educational Technology

- Tech Tools: Curriculum.
*Scholastic Administrator*(September 2007). - Finzer, William F.
"Network Neighbors."
*The Mathematics Teacher*, Vol. 88(6) (September 1995): 475–77. - Forsythe, S.
"Learning Geometry through Dynamic Geometry Software."
*Mathematics Teaching Incorporating Micromath*, 202 (May 2007): 31–36. - Jackiw, N. & Sinclair, N.
"Sounds and pictures: dynamism and duality in Dynamic Geometry,"
*ZDM*, Vol 41, Issue 4 (2009): 413-426. - Jackiw, Nicholas, and William F. Finzer.
"
*The Geometer's Sketchpad*: Programming by Geometry."*Watch What I Do: Programming by Demonstration*, Cambridge, MA: The MIT Press (1993): 293–308. - Johnston Wilder, Sue, and Peter Johnston Wilder.
*Getting Started with Interactive Geometry Software:*Geometer's Sketchpad*.*, The Association of Teachers of Mathematics (2007). - National Council for Educational Technology.
*Dynamic Geometry*, Coventry, UK (1996). - Ritter, Steven, and Kenneth Koedinger.
"An Architecture for Plug-in Tutor Agents."
*Journal of Artificial Intelligence in Education*, Vol. 7(3/4) (1996): 315–47. - Roschelle, Jeremy, and Chris DiGiano.
"ESCOT: Coordinating the Influence of R&D and Classroom Practice to Produce Educational Software From Reusable Components."
*Interactive Learning Environments*, Vol. 12(1–2) (June 2004): 73–107. - Roanes-Lozano, Eugenio.
"Boosting the Geometrical Possibilities of Dynamic Geometry Systems and Computer Algebra Systems through cooperation."
*Proceedings of ICTMT 5 in Klagenfurt 2001: Technology in Mathematics Teaching*, eds. Manfred Borovcnik and Hermann Kautschitsch. Vienna: Schriftenreihe Didaktik der Mathematik (2002): 335–48. - Schupp, Hans.
"Problem Solving via Computer."
*Proceedings of the Technology in Math Teaching '93*(1993). - Ventress, Andy.
"Digital Images + Interactive Software = Enjoyable, Real Mathematics Modeling."
*The Mathematics Teacher*, Vol. 101(8) (April 2008): 568-572. - Wingfield, Nick.
"The Big Game."
*The Wall Street Journal*, Special Report on Educational Technology (November 17, 1997).

## Software Reviews

- DeTurck, Dennis.
"
*The Geometer's Sketchpad*and Cabri-G??ometre."*The College Mathematics Journal*, Vol. 24(4) (September 1993): 370–76. - Devaney, Robert L.
"
*The Geometer's Sketchpad*(review)."*UME Trends*(May 1992). - De Villiers, Michael D.
"
*The Geometer's Sketchpad*(review)."*Pythagoras*, Vol. 30. Mathematical Association of Southern Africa (December 1992): 38–40. - e*valuate - The Digital Evaluation Service.
*The Geometer's Sketchpad Evaluation.*(March 2004). - Field, Cynthia E.
"
*The Geometer's Sketchpad*(review)."*InCider/A+*(November 1991). - Hertzberg, Lanny.
"Exploring Geometry: Software with an Inductive Approach to Geometry."
*Electronic Learning, Special Edition*(September 1992): 23–24. - Hinders, Duane.
"
*The Geometer's Sketchpad*(review)."*The Mathematics Teacher*, No. 5 (May 1992): 392–93. "Im Dreieck krabbeln: Dynamische Software f??r Geometrie."

*MAC Up*(November 1991): 64–66.- Kantrowitz, Betty.
*"The Geometer's Sketchpad*(review)."*The Computing Teacher*(February 1992): 45–49. - Knights, Emma.
*The Geometer's Sketchpad*v4 Evaluation.*Schoolzone Evaluation Service*(March 24, 2004). - Levy, Benjamin.
"Software Twins."
*Consortium*, Vol. 47 (Fall 1993). - Martin, Mike.
"Window on Resources:
*The Geometer's Sketchpad*(review)."*Mathematics Teaching in the Middle School*(May 1996): 836–38. - Olive, John.
"
*The Geometer's Sketchpad*Version 2.0 (review)."*The Mathematics Educator*, Vol. 4(1). University of Georgia Mathematics Education Student Association (Winter 1993): 21–23. - Rothstein, Edward.
"Technology Connections: Software Puts Joy Back in Mathematics."
*The New York Times*(November 10, 1997). - Seiter, Charles, and Mary S. Toth.
"
*The Geometer's Sketchpad*(review)."*Macworld*(November 1991). - Sinclair, Margaret, Ysbrand de Bruyn, Gila Hanna, and Peter Harrison.
"Cinderella and
*The Geometer's Sketchpad*."*Canadian Journal of Science, Mathematics and Technology Education*, Vol. 4(3) (July 2004): 423–37. - Stanton, David.
"Software Tools For Exploring Math."
*Electronic Learning*(November–December 1991): 34. - Statt, Paul.
"The Old Geometer."
*InCider/A+*(July 1991): 22. - St. Onge, Julie.
"A Dynamic Way of Learning."
*Curriculum Product News*(January 1992): 28–9. - TEEM: Teachers Evaluating Educational Multimedia.
*The Geometer's Sketchpad: Content Evaluation and Classroom Evaluation.*(2004). - Troy, Beth.
"
*The Geometer's Sketchpad*Update (review)."*The Computing Teacher*(December/January 1993–94): 45–48.