Skip to content
Archimedes Lab Project
Archimedes Lab Project

Archimedes Lab Project

Inspiring and Creative Resources & Tutorials for Science-Curious People

  • Home
  • Blog
  • About
  • Donate
  • Facebook
  • Twitter
  • Youtube
  • Pinterest
  • Contact

Tag: mug

Posted on May 21, 2018August 3, 2018

Mug to Doughnut

Showing why a doughnut and a mug are topologically equivalent…

topologically equivalent

Search

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.

Categories

Recent Posts

  • “Stubborn” Number 33 March 31, 2019
  • Sangaku: Semicircle inscribed in a right triangle March 19, 2019
  • Cauchy Product January 11, 2019
  • Smallest Prime Number Magic Square January 8, 2019
  • Fibonacci Spiral Jigsaw Puzzle January 2, 2019
  • Circles and Golden Ratio December 24, 2018
  • Illusive Number December 20, 2018

Archives

  • March 2019
  • January 2019
  • December 2018
  • November 2018
  • October 2018
  • September 2018
  • August 2018
  • May 2018
  • January 2018
  • December 2017

Tags

  • able to count (1)
  • butterfly (1)
  • compound (1)
  • curiosity (1)
  • donut (1)
  • doughnut (1)
  • dynamic (1)
  • equations (1)
  • fibonacci (2)
  • flytrap (1)
  • fraction (2)
  • illusion (1)
  • infinite (2)
  • knots (1)
  • large numbers (1)
  • limit (1)
  • Magic (3)
  • math problem (1)
  • missing square puzzle (1)
  • morley (1)
  • morley's theorem (1)
  • mug (1)
  • Möbius maze (1)
  • müller-lyer (1)
  • numbers (1)
  • optical (1)
  • paradoxical (1)
  • pengő (1)
  • plant (1)
  • playing cards (2)
  • polyhedron (1)
  • prime (2)
  • Puzzle (3)
  • Series (1)
  • solution (1)
  • square root (1)
  • theorem (2)
  • third degree (1)
  • topology (3)
  • triangle (1)
  • trinomial (1)
  • two (1)
  • unity (1)
  • vanish puzzle (1)
  • visual (1)

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
Archimedes Banner

Find Us

Address
Via Sivori 2A
16136 Genoa, Italy

About This Site

Mental activities and tutorials that enhance critical and creative thinking skills

Search

  • Facebook
  • Twitter
  • Youtube
  • Pinterest
  • Email
Proudly powered by WordPress