Use Staples as Breadboard Jumpers

Recently, we’ve been brainstorming ideas for a breadboarding workshop to put on at Maker Faire and other events. Hoping to save participants the tedium of cutting and stripping their own jumper wires (and the cost of providing readymade jumpers) we hit on the idea of using staples. I first read... Read more »

Collect Oxygen Over Water

My previous tutorial shows how to construct a simple sheet metal “bridge,” which, in combination with an ice cube bucket and an olive jar, makes an effective pneumatic trough for collecting gas samples over water. This tutorial shows how to use this apparatus to generate and collect pure oxygen, and... Read more »