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Recreational Mathematics
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Demonstrations 461 - 480 of 1325
Freese's Dissection of Four Equilateral Triangles into One
Nowhere-Neat Tilings of the Plane
From the Tether Problem to the Involute of a Circle
Bicolor Towers of Hanoi
Penrose's Train Challenge
The Comet Tile
Irreptiles
Pál Joints
Ultimate Tic-Tac-Toe
Dissecting a Regular 2n-gon into Four Smaller 2n-gons
Sliding Cubes
Wheels of Powered Triangles
Rational Distance Problem
Some Irreptiles of Order Greater than 20
Packing Spheres into a Thin Cylinder
Rectangles Reasonably Close to a Given Area
Triangle Radicals
Slicing a One-Sided Polyhedron
Playing with Dots
Consecutive Smooth Numbers
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