A common brain teaser is to connect a 3 by 3 grid of dots with four straight lines without picking up the pencil. After solving a 3x3, try to solve a 4x4, 5x5, etc. I have a proof that all of them have a solution.Click read more to see the solutions and explanations:
Showing posts with label 6x6. Show all posts
Showing posts with label 6x6. Show all posts
2014-03-11
Level Up - Puzzles: Connect a 4x4 Grid of Dots With 6 Contiguous Lines (Solution)
Before reading this post, you should read my last one which introduces the puzzles better.
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