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[CM] 4-bit calculator from cardboard & marbles
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RS Wood
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Nov 21, 2016, 9:46:37 PM
11/21/16
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From the «but is it RPN?» department:
Title: 4-bit calculator made from cardboard and marbles
Author:
Date: Mon, 21 Nov 2016 14:34:14 -0500
Link:
https://lapinozz.github.io/learning/2016/11/19/calculator-with-caordboard-and-marbles.html
Comments[1]
Links:
[1]:
https://news.ycombinator.com/item?id=13008408
(link)
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