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Tag: mug

Posted on May 21, 2018August 3, 2018

Mug to Doughnut

Showing why a doughnut and a mug are topologically equivalent…

topologically equivalent

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About Archimedes Lab

Mental activities and tutorials that enhance critical and creative thinking skills.

We provide compelling educational and entertaining content to book and magazine publishers. We also invent and develop thinking games and visual material for recreational, cultural or advertising use.

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Our Recent Educational Books

Optical illusions You can't possibly color this
Optical Illusions ISBN 1682973395
You can't possibly color this! ISBN 1633223515
Impossible Folding Puzzle and Other Mathematical Paradoxes
Hidden Picture Puzzles
Impossible Folding Puzzles ISBN 0486493512
Hidden Picture Puzzles ISBN 1623540380
How To Draw Incredible Illusions Super Optical Illusions
How To Draw Incredible Illusions ISBN 1623540607
Super Optical Illusions ISBN 1783120851
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Mental activities and tutorials that enhance critical and creative thinking skills

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