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test1
Author:
Gary Stephenson
New Resources
Roll 6d five times
Roll Dice
Flip A Bunch of Coins
Flip 9 Coins
探究長方形對角線上的正方形數目
Discover Resources
Go-Gurt Data Table
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Derivative
Ratios on the Unit Circle
Discover Topics
Conditional Probability
Fractal Geometry
Rectangle
Arithmetic Operations
Pythagoras or Pythagorean Theorem