Stomp Rockets, Catapults, and Kaleidoscopes: 30+ Amazing Science Projects You Can Build for Less than $1

Stomp Rockets, Catapults, and Kaleidoscopes: 30+ Amazing Science Projects You Can Build for Less than $1 — page 7
build them about science and about making things work You can work with friends or alone Adults are helpful to have around but don't let them take over your project You can build these toys in any order and don't feel like you have to follow these directions precisely If you do you'll end up with a fine working project but if you can see a better way to do it go for it The toys here are all open ended so you can keep on going and make more amazing stuff In fact many of these projects were developed from kids ideas If you come up with a brilliant idea in the process of build ing these projects send it to me I probably won't make you rich and famous but I ll pass your idea on to thousands of other kids who will then have a chance to improve it even more The toys here will cost you about 75¢ each If you can't squeeze that out of your parents you need to work on your technique Many of the materials you'll need you can get for free from a garbage can or recy cling bin or find lying around the house To get a few of the materials you may have to go to a specialty shop or order them from a catalog or over the Inter net Some sources are listed at the end of Appendix A Bringing These Projects into the Classroom You'll need some basic tools to construct these toys Definitely get your parents to help you gather these tools don't just help yourself to your mom's tool cabinet The most complex tool required in these projects is a hand drill If you have a thick piece of