Matchstick Puzzle - 9 matches, 7 triangles - Curiosity Show

http://www.youtube.com/watch?v=PtNNqc_oLyI

Activity, Hands-on, Publisher, Curiosity Show, Video, YouTube

Problem. Can you arrange 9 matchsticks to create 7 triangles?

31 July 2013 Edit: 25 February 2014

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Toothpick Puzzle
Content: Activity, Poster, Hands-on · File type: PDF · 31 Jul 2013


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