This is based on the binary marble adding machine from this web site and is based on the plans from the site: woodgears.ca/marbleadd/
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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