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Demonstrations 21  40 of 871
Cutting a Key for a Cylinder Lock
Projecting a Circle on a Sphere to an Enclosing Cylinder
Cryptic Crosswords
Folding a Strip to Converge to an Equilateral Triangle
Descartes's Geometric Solution of a Quadratic Equation
Balancing a Can on Its Edge
Probabilistic Models for Robot Motion
The Integraph: An Integrating Mechanism
General Assembly Resolution Viewer
Arbitrary Curves of Constant Width
Active Shock Absorbers
Simpson's Paradox
Projections of Cubes and HalfCubes
Calendar on Dodecahedron
Solar Time Calculator
Solar Position Chart in Cartesian Coordinates
The Interplanetary Magnetic Field (Parker Spiral)
Trebuchet Ballistics
Solar Position Chart in Polar Coordinates
Saturn's Seasonal Sundial
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