I work in optical design.
Small Wimshurst Generator From Cardboard and CDs
101K Views, 559 Favorites
A Cardboard Televisor (with Arduino and LEDs)
89K Views, 181 Favorites
Etching Waste Green/blue Candle
26K Views, 325 Favorites
Anomalocaris Inspired Undulating Mechanism
16K Views, 71 Favorites
Make Teeny Tiny Letters From Pencil Points
15K Views, 59 Favorites
How to Bind a (real) Small Book
72K Views, 315 Favorites
