Mechanical Calculator In Action

My

The 1954

This is how the Friden STW-10 handles 12345 ÷ 0. This

A visual explanation of how pinwheel

Automatic division on a Brunsviga 11S

In this video I show you a device called Turing Tumble that is an actual working computer with real logic. I show you how it can ...

Short history of

I've always wanted to create this explainer since I first discovered the Curta

Yes, this 1956 Friden STW10 is the

How to do a square root with a

Soemtron Electro-

Animated video showing a

How and why I built a