KLUTZ-Battery Science Book Kit. Master the real science behind electricity and have a blast doing it. This book includes just what you need to build eight move-by-themselves contraptions. Sink a submarine, pilot a swamp boat and even build and impossible project! This kit includes: three pieces of 6 inch insulated wires, one battery, one film canister and lid, one motor, two straws, one buzzer, one 1 inch insulated wire, one pull, one propeller, one cable tie, one light bulb, two alligator clips, one 3-1/2 inch wire and detailed instructions for 12 projects. Recommended for ages 8 and up. Spiral Bound: 61 pages. Author: Doug Stillinger. Imported.