13:42

I Made an Internet Time Machine

13:50

Building an Electric Bike Without Electronics

33:30

My New NASA Minicomputer!

20:40

How Many ERRORS Can You Fit in a Video?!

22:34

I spent all summer building THIS! (relay computer)

24:19

I designed a silly but semi-functional computer.

17:48

Relay Computer - Sequencer

20:17

From Transistors To Tetris Part 1 : Computer Architecture