An all-new collection of first-rate science experiments! Are you having a hard time coming up with a good idea for thescience fair? Do you want to earn extra credit in your scienceclass? Or do you just want to learn more about how the universereally works? Janice VanCleave's A+ Projects in Astronomy can helpyou, and the best part is it won't involve any complicated orexpensive equipment. This step-by-step guide explores 30 different topics and offersdozens of experiment ideas. The book also includes charts,diagrams, and illustrations. Here are just a few of the subjectsyou'll be investigating: * The size and rotation of celestial bodies * Eclipses and the true movements of the sun * The apparent magnitude of the stars * Orbital eccentricity * Meteors and artificial satellites You'll be amazed at how easy it is to turn your own ideas intowinning science fair projects! Also available: Janice VanCleave's A+ Projects in Biology Janice VanCleave's A+ Projects in Chemistry Janice VanCleave's A+ Projects in Earth Science