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GPS puzzle box

This is a step-by-step guide to how I built a GPS-based puzzle box. It’s more of an example than a strict how-to. Whilst I’ll show you everything and include my source code, don’t expect a complete list of part and to end up with a finished product. You’ll need to... Read more »

GPS-Based Puppy Pedometer

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Becky Stern is up to some really cool stuff over at Adafruit. This GPS Dog Collar (as shown on her adorable dog, Olive) uses a a GPS sensor, OLED display, and Adafruit's Atmega32u4 Breakout Board to track your pet's progress towards a goal distance. Read more »

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