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School Puzzles and Recreations
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Demonstrations 301 - 320 of 390
Number Guessing with Ternary Numbers
Hand Moving on a Moebius Strip
Two Trains Puzzle
How Rare Is that U.S. Coin?
Phone Numbers to Words
The Circle Covering Puzzle
Country Flag Quiz
Racing Disks
Wheel Illusion
Droste Effect
Six Hexagons
Color Cube 2x2x2 Puzzle
Bullseye Illusion
Hering Illusion
Gauss's Circle Problem
Rep-Tile
Centipede3D
Readable Mess between First and Last Letters
Outer-Totalist Hexagons Between Past and Future
Interlocking Rings
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