Learn how to turn a pair of old sunglasses into wacky windshield-wiper glasses and an ordinary box into a "gift" box that rumbles. Kids begin by learning about the parts of a basic circuit and go on to build switches and battery packs. Projects are made from recycled household materials -- such as cardboard tubes, clothespins and empty shampoo bottles -- and powered by batteries. Helpful hints and troubleshooting tips ensure success with every gadget! .
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.