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Recreational Mathematics
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Demonstrations 141  160 of 1075
All 11 Folding Nets of the Cube
Frederickson's Dissection of an Octagon to Five Octagons
Olympic Logos Based on Hanegraaf's Dissection of a Dodecagon to Five Dodecagons
Another Hinged Dissection of One Pentagon to Five Pentagons
Logos Based on a Dissection of One Pentagon to Five Pentagons
Freese's Dissection of Four Equilateral Triangles into One
NowhereNeat Tilings of the Plane
From the Tether Problem to the Involute of a Circle
The Golden Ratio in Arrangements of Octahedron, Cube, Tetrahedron, and Sphere
Bicolor Towers of Hanoi
Penrose's Train Challenge
The Comet Tile
Irreptiles
Pál Joints
Ultimate TicTacToe
Dissecting a Regular 2ngon into Four Smaller 2ngons
Sliding Cubes
Wheels of Powered Triangles
Rational Distance Problem
Some Irreptiles of Order Greater than 20
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