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Demonstrations 61 - 80 of 748
Gridiron Pendulum
Antipodes
Whole Year Calendar in One Table
Motion of Pendulum with Varying Length
Length Scales in the Solar System
Collocation by Chi Square
Leonardo da Vinci's Ornithopter
Astronomical Clock
Equality of a Segment and an Arc in Archimedes's Spiral
Nicomedes's Mechanism for Constructing a Conchoid
Mechanism for Constructing Regular Polygons
Open and Closed Belt Drive
Primitive Pythagorean Triples on a Curvilinear Grid Defined by Euclid's Formula
World Energy: Electricity, Oil, and Gas
Rigidity Testing of Frameworks
Galactic Coordinate System
Chebyshev Walking Machine
Coupler Curves of a Four-Bar Linkage
Lemniscate Plotting Device
Desk Lamp
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