Electronics Sensors for the Evil Genius: 54 Electrifying Projects

54 super-entertaining projects offer insights into the sights, sounds, and smells of nature Nature meets the Evil Genius via 54 fun, safe, and inexpensive projects that allow you to explore the fascinating and often mysterious world of natural phenomena using your own home-built sensors. Each project includes a list of materials, sources for parts, schematics, and lots of clear, well-illustrated instructions.