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aubreykilian
on Feb 6, 2017
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A DIY M&Ms and Skittles sorting machine
Technically something with just different sized slots for the coins will work, and let gravity take care of the rest...
obitoo
on Feb 6, 2017
[–]
Indeed, I had these as a kid in the 80s. Coins are simply inserted in the top right and roll down before falling into a stack. Hours of fascination!
https://uk.pinterest.com/pin/303781937345711623/
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