Binary Marble Adding Machine

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This is based on the binary marble adding machine from this web site and is based on the plans from the site:
It’s a great way of teaching binary numbers and it is also a lot of fun to watch the marbles fall!

Beta Parts List

Laser cut parts only.  This uses a lot of material and is designed to be stacked 3 thick.  Therefore the beta price is $20 per unit, not $10.

Design Level: High

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    One Adding Machine