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Recreational Mathematics
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Demonstrations 41  60 of 956
3D RepTiles and Irreptiles
Fibonacci Time
Semigraceful Eulerian Graphs
Seven Touching Cylinders Puzzle
WireWorld Gates and Gadgets
Octahedra Constructed from Eight Identical Triangles
The Lucas Magic Square
Tetrads
Hinged Dissections: From Three Squares to One
Visualizing the Collatz Conjecture and Some Variants
Irreptiles
Benford's Law and Data Spread
Koman Surfaces
Draining of Two Connected Tanks
Three Crossings Puzzle
Iterating the Collatz Map on Real and Complex Numbers
Koman Variations
Reversi
Neat Alternating Tilings of the Plane
Anamorphic Origami
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