Building your own Annoy-a-tron with an ATtiny85

The annoy-a-tron is a little device that makes a small beep every X minutes. If you hide it well enough in a co-worker's cube, it will drive him/her insane and will do almost anything to find it. The annoy-a-tron is currently out of stock at ThinkGeek and I really wanted to prank someone at the office…

Homemade Annoy-a-thing (Annoy-a-tron) : 4 Steps (with Pictures

ThinkGeek ANNOY-A-TRON Prankster Pack 3.0

ThinkGeek ANNOY-A-TRON Prankster Pack 3.0

Chaosfield - Annoy-o-Tron

Homemade Annoy-a-thing (Annoy-a-tron) : 4 Steps (with Pictures

Homemade Annoy-a-thing (Annoy-a-tron) : 4 Steps (with Pictures

The Rage Maker - DIYODE Magazine

Prank Your Friends with This Chirping, Blinking Throwie - Make

Building an Annoy-a-tron Clone. This project is entirely open