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Recreational Mathematics
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Demonstrations 141  160 of 1325
Mondrian Art Problem
Generating the Surreal Numbers
Egyptian Multiplication
Penrose Rhombus Tilings by Projecting Golden Rhombi 2
Path of an Ant on the Diameter of a Rolling Circle
Rauzy Fractals as Stepped Surfaces
Bad Fraction Simplification
Path of an Ant on the Diameter of a Circle Rotating on the Unit Circle
Dice Transitivity
A Grill for Secret Writing
Dissecting One Isonona Triangle into Two
Isonona Triangles
All 11 Folding Nets of the Regular Octahedron
How Many Socks Do Two Feet Wear Out?
Tri: A Variant of Hex Played on a Sphere
FourPoint Parabolas
Roses from Rolling Circles
Shephard's Algorithm for Two Convex Polyhedra with a Common Net
Circle of Lamps
Conway's Toroid with 36 Equilateral Triangular Faces
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