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These projects are fun to build and fun to use Make lights dance to music, play with radio remote control, or build your own metal detector Who says the Science Fair has to end? If you love building gadgets, this book belongs on your radar. Here are complete directions for building ten cool creations that involve light, sound, or vibrations -- a weird microphone, remote control gizmos, talking toys, and more, with full parts and tools lists, safety guidelines, and wiring schematics. Check out ten cool electronics projects, including Chapter 8 -- Surfing the Radio Waves (how to make your own radio) Chapter 9 -- Scary Pumpkins (crazy Halloween decorations that have sound, light, and movement) Chapter 12 -- Hitting Paydirt with an Electronic Metal Detector (a project that can pay for itself) Discover how to Handle electronic components safely Read a circuit diagram Troubleshoot circuits with a multimeter Build light-activated gadgets Set up a motion detector Transform electromagnetic waves into sound Companion Web site Go to www.dummies.com/go/electronicsprojectsfd Explore new projects with other electronics hobbyists Find additional information and project opportunities
