Master the real science behind electricity and have a blast doing it. Includes a genuine Klutz alkaline battery, a buzzer, a propeller, a light bulb, a motor and other useful doodads - everything you need for all 8 projects. Toss in a little history, and you've got an activity book so good, it's shocking.
Warning Choking Hazard! Contains small parts, not for children under 3.