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Recreational Mathematics
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Demonstrations 801  820 of 961
Loyd's TwoGreekCrossestoaSquare Dissection
Poincaré Hyperbolic Disk
Pi Digits Bar Chart
Cylinders through Five Points
Gerling's 12Piece Dissection of an Irregular Tetrahedron into Its Mirror Image
Parallelogram Slide
Double PSlide Dissection
Kelland's GnomontoSquare Dissection
Perigal's ThreeSquarestoOne Dissection
Constructing a Regular Pentagon with Ruler and Compass
Sicherman Dice
The BasePhi Number System
The Polar Equations of Hearts and Flowers
A 2pire Map
Sweet Heart
A Rose for Valentine's Day
Broken Heart Tangram
The Troublesome Twelve Circle Problem
Maurer Roses
Graphs of Successive Digits of Pi, e, and Phi
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