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Demonstrations 121  140 of 807
TwoCube Calendar
Circle Rolling inside Another
Dissecting a Latin Cross into a Greek Cross
A WideTieCrosstoSquare Dissection
How Many Gallons in My Pool?
Hanegraaf's Dissection of a Nonagon into a Triangle
Hinged Dissection of One Pentagram into Five Pentagrams
Langford's Dissection of Five Pentagons into One Pentagon
Torpedo Game
TwistHinged Dissection of Two Attached Squares into One Square
Paradoxical Triangular Braid
TwistHingeable Dissection of a WideTie Cross to a Square
TwistHingeable Dissection of an Ellipse into a Heart
Dissecting a Trapezoid into a Parallellogram
Hinged Dissection of a Decagon into Two Pentagons and Two Pentagrams
Dissecting a Generalized Greek Cross to a Square
Hinged Dissection of a Cross into a Square
20 Talking Turtles
Dissecting One Equilateral Triangle into Seven
Rigidity Testing of Frameworks
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