555s are so much fun. It's bananas how much you can do with that chip and a few dirt-cheap resistors and capacitors. Make has a really nice little book where t

555s are so much fun. It's bananas how much you can do with that chip and a few dirt-cheap resistors and capacitors. Make has a really nice little book where they walk you through some simple projects on a breadboard with 555s, transistors, etc. https://www.amazon.com/How-Use-Breadboard-Make-Handbook/dp/168045403X https://www.amazon.com/How-Use-Breadboard-Make-Handbook/dp/1...