Digi-Comp II: 8-balls make math fun! By Melissa MorganMelissa MorganView more articles by Melissa Morgan May 20th, 2012 This mechanical binary computer is a giant calculator powered by 8 balls and Evil Mad Scientists. Tagged Maker Faire MF By Melissa MorganMelissa MorganView more articles by Melissa Morgan Discuss this article with the rest of the community on our Discord server! ADVERTISEMENT Subscribe now to Make: MagazineThe official magazine of Maker Faire Related Articles from Make: From the Shed: New ArrivalsFixHub | Power Series Soldering Toolkit$299.95Make: Skill Seeker Young Maker Edition - PDF$12.99Qubits STEM Construction Kit for Kids$100.00 Get Make: Magazine $19.99