The 3D-Printed Curta Calculator

Support videos like this -- and get a free gift -- by becoming a Tested Premium Member: Adam walks us through his collection of analog calculators, culminating in one of his newest favorite objects: a 3D-printed Curta calculator that’s a perfect scaled reproduction of the intricate mechanical computer. This incredible replica was engineered and built by Marcus Wu, who started the project two years ago. Read about Marcus’ journey to design and build this 3D printed Curta calcu