Posts tagged diy

Digi-Comp II

You can now get a wooden version of the original Digi-Comp II which can add, subtract, multiply and divide binary numbers using marbles. It's both educational and mezmorizing.

For under $300 it's pretty tempting.

7th May, 11:01 pm

i'd like to build a coil gun. those are some huge capacitors. or maybe a railgun, in the style of big-u. did anyone but me read that?

7th October, 4:12 pm

You are going to be working with an enzyme that bonds protein. You are made of protein.