Impossible Japanese Puzzle Solved After 10 Years (Original Video) | Explicit

Published on Mar 6, 2017

"Japanese Man Solves Impossible Puzzle After A Decade Trying!"

Mixing Puzzles

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Most Difficult Rubik's Cube Style Puzzles

My Most Difficult Puzzle? Published on Oct 19, 2012 CanChrisSolve?

Cryptography: The Science of Making and Breaking Codes

Published on Aug 6, 2015 SciShow

"There are lots of different ways to encrypt a message, from early, simple ciphers to the famous Enigma machine. But it’s tough to make a code truly unbreakable."