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Recreational Mathematics
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Demonstrations 1  20 of 914
Solving Decanting Problems by Graph Theory
New this month
27 Coins Balance Puzzle
Wheel Graphs with Integer Edges
Mazes on a Cylinder, Including Its Ends
Mazes on Various Map Projections of the Earth
Dissection of Two Stellated Dodecahedra
26Piece Dissection of a Cube
Dissection of a Concave Rhombic Triacontahedron
Dissection of a Cube to a Quarter of a Rhombic Dodecahedron of the Second Kind
A Recursive Behavior of Words in Different Languages
8 and 8 Pitcher Puzzle
Seven Touching Cylinders Puzzle
Mazes Produced by Random Spanning Trees
Circle Packings with Linear Fractional Transformations
Circle Illusion
Orthogonal Projection of a Solid of Constant Width
The Ellipse Problem of Steinhaus
Infinite Magic Elliptic Curves
RootFinding Fractals
Angel Puzzle
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