On making computation visible

Here is a cool video about a “a mechanical, binary adding machine that uses marbles to flip the bits” – in other words a computer made of wood, that works at a pace that we can grasp! Marvelous. (HT: Collision Detection). Check out the video:

[youtube width=”425″ height=”355″]http://www.youtube.com/watch?v=GcDshWmhF4A[/youtube]

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