From Node to Diode

In 2010 we built the Illuminatrix which was featured on the MAKE blog. This was a 4′ x 4′ wall of LEDs showing hundreds of animations created by people from around the world at the Burning Man festival, you can still see its animations here http://cwd.co.uk/illuminatrix This year we’ve gone... Read more »

LED Flasher Circuit Project for Kids

This is a great project to do with your kids, grandchildren, students, etc. It's a small circuit that uses a battery to light up two alternating flashing LEDs. My kids who are five and seven loved working on it together in the garage. They enjoyed doing a project with dad,... Read more »

One Minute Hack: Paper Towel Saver

I love paper towels! They’re very handy when I’m making things, but I rarely need one square foot when working on projects. So I cut them half! And a half roll even fits on a toilet paper dispenser. Source Read more »