bornach

Electronic Flapping Butterfly

1.6K Views, 9 Favorites

Magnetic Spinning Desk Toy

7.5K Views, 110 Favorites

A Spigot That Streams Digits of Pi

11K Views, 78 Favorites

John Conway Doomsday Device

3.5K Views, 17 Favorites

Improvised Lightweight Desk Extension

900 Views, 1 Favorites

Cardboard Ratchet Mechanism

9.3K Views, 58 Favorites

Reusing Old LED Christmas Decorations by Remixing Them

471 Views, 3 Favorites

Mathematical Magical Emoji Cards

1.6K Views, 12 Favorites

Elusive Pumpkin Ghost Decoration

1.4K Views, 2 Favorites