[close] Learn all about flight with the science activities. Kids will eagerly soar into the wonderful world of aerodynamics when they build the spinning, flying, rocketing creations described in this book. There are 69 science demonstrations and projects to construct and test, from boomerangs and water rocket launchers to homemade hovercrafts. Many of the experiments can be extended to become topics for school science fairs using the author's easy-to-follow suggestions. Icons alongside each model explain the physical principles involved, while troubleshooting tips keep the experiments running smoothly. It also includes a timeline of major flight achievements. Water science activities for home, school, and the beach! Ed Sobey helps kids explore the wonderful world of water with 69 lively hands-on projects for the beach, swimming pool, and kitchen sink. Using everyday materials, he combines the fun of water games and toys with the scientific concepts behind water pressure, hydro-power, and other key principles. These activities can be expanded into science fair entries too. Not only are the physical principles explained but special demonstration and troubleshooting tips are included to ensure hours of fun. [close]