An exciting collection of simple and out-of-this-world science projectsNow, kids can explore the wonders of our solar system as they discover what comets are made of, how much they weigh on Mercury, and how the moon can eclipse the Sun. This latest title from Janice VanCleave uses her popular format to teach kids about the science of the solar system, while providing many ideas for successful science fair projects. Fascinating activities teach children about the many amazing components of our solar system, including the sun, moon, planets, comets, and meteorites. Over twenty experiments, projects, and activities cover planetary orbits and atmospheres, sunspots, meteor showers, and much more.