Binary Abacus Counter | Educational Tool

Binary AbacusAn abacus with binary pieces that can rotate to quickly swap between 0 and 1. It can express 8 bit registers, and has 3 rows ( so you need to print 24 Of the Bits ). Also Use the divider to keep your additions neat.There are two different Lids, one with the binary base headings and a plain one. I included a plain bit if you would like to edit the model or put your own number in a better font or whatever.The assembly is pretty simple. Print the base and 24 bits and the optional divid