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Pi Demo
Author:
P. Ferguson
Manipulative to help discover pi
GeoGebra
Move the slider to unroll the liquorice
New Resources
What Do You See?
Function art 3D - waiting shed
Parabolas, Lines and Nomograms
Squares Question
Congruent Figures
Discover Resources
Non-rigid Transformations
Unit Circle: Origin Symmetry
Colour Categories
P3.4
求直角三角形的斜邊
Discover Topics
Equations
Prism
Stochastic Process or Random Process
Integers
Tangent Line or Tangent