Note: The Math Forum's CIGS pages are not maintained by Key Curriculum Press,
the publishers of Sketchpad. Current and former employees of Key have contributed items,
but the authors are not responsible for anything that does or does not work here.
If you have items that you would like us to include in our archives,
contact us to find out
how to submit them. If there are sketches you'd like to
see, please share your request on the discussion group
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Sketchpad Resources at the Math Forum
See also
Sketches, Activities, and Tours
 Geometer's
Sketchpad Activity Center  Bill Finzer
 Activities include how to construct a fractal
binary tree (recursion, fractals, scripting, and transformations (rotation and
dilation); and exploring
random walks (probability, iteration, and scripting).
 Sketchpad
v.3 Gallery  Nick Jackiw
and Bill Finzer
 A wide sampling of constructions, analyses, drawings, and design:
Arcs and
Architecture;
Algebra
and Beyond;
Physics;
Statistics;
Curves; and
Poincaré
Disk
 The Ferris Wheel
 Jim King
 Stepbystep instructions for constructing an animated Ferris Wheel using
dynamic transformations and the Geometer's Sketchpad.
 Dirichlet Sketches
 Jim King
 Dirichlet regions for three, four, and five points.
 GSP Intro
Lab  Mike Riedy

Setup; Toolbox;
Useful Functions;
Menus; and
Graphing
 Spirograph
Machine Lab (also called "Tea Cusps and Saucers")  Mike Riedy
 A lab that studies the effects (both
mathematical and artistic) of circular motion as points rotate around circles.
 GSP Assessment
Quiz  Mike Riedy
 Designed to be used in conjunction with Mike's Introductory Lab
and Spirograph activities
 Three Small
Explorations  Mike Riedy
 Rotation and translation, cycloid, and area of a parallelogram
and rectangle.
 New! Finding Equations of Circles  Charlotte Kessler
 A handout to guide students through discovering the equation of a circle.
 Maximum Volume and Area  David Purdy
 Three explorations of optimization problems viewed dynamically.
 Early Sketches from Key
Curriculum Press

Chase Sketches /
Clock Sketches /
Derivative and Integral Sketches /
E and M Sketches /
Exponential Sketch /
FPU Necessary Sketches /
Miscellaneous Sketches /
Polyhedra Sketches /
Wittgenstein Thought
Sketches  Bill Finzer, Rob Berkelman, Dan Bennett, & Nick Jackiw

Mechanical Linkages  Ken Koedinger, Nick Jackiw (Elevator doors, Peaucellier's Linkage,
Sewing Machine, Windshield Wipers)
 Statistical
Applications  Bill Finzer
 A Template for Napoleon's Theorem
Explorations  Steve Weimar
 The Goal Angle Problem
 Ken Koedinger
MAA Meetings, Groups, Publications
Sketchpad Web Units
 Algebra
and Calculus via Sketchpad  Ruth Carver
 Exploring equations for lines, parabolas, and tangents using the
Geometer's Sketchpad.
 Introduction
to Vectors  Gene Klotz
 Supplementary material to help students with their
first encounter with vectors, and an experiement in the pedagogical possibilities
of the WWW which allows nonlinear use of documents of all types, and of the Geometer's
Sketchpad, which has internal possiblities for unveiling, animating, and tabulating,
in addition to its dynamic capabilities.
 How to Morph
in Sketchpad  Annie Fetter
 Adapted from a talk by Nick Jackiw at the NCTM
National Meeting in 1996, this activity shows you how to construct a sketch that
will change a simple polygon into a circle.
 Sketchpad
Tessellation Tutorial  Cathi Sanders
 Stepbystep instructions for tiling the plane using Sketchpad. Follow the
link to student
tessellations from Punahou School in Honolulu, HI.
 New! Sketchpad for Little Ones  Geri AndersonNielsen
 A description and outline of activities that are done at Georgetown Day School with students from grades 2 on up.
JavaSketchpad
 JavaGSP!
 Annie Fetter
 A short tutorial: everything you need to know to make your first JavaSketchpad
page. A quick reference is followed by other features, details, and considerations:
what you need, what you do, what works, and what doesn't. Examples include
Drawing a Solid and Its Net; Investigating Parallelograms; and Identifying Polygons.
 Annie's Sketchpad Activities
 Annie Fetter
 Handouts of activities that incorporate JavaSketchpad, including: making a
presentation sketch; investigating the properties of quadrilaterals; the Euler
segment; morphing a simple figure to a circle; Napoleon's theorem; drawing a
box and its net; and three roads to a parabola.
