Thousands of Free Educational Games for Kids. Matter (Solid, Liquid, Gas, Materials) - Free Educational Science Games. Atomic Structure - Free Games, Activities, and Homework Help for Kids. Earth's Spheres - Free Science Games. Geology - Free Games. Disease - Free Health Games. Evolution - Free Science Games, Activities, and Homework Help for Kids. Health - Free Games. Energy Sources. Law of Conservation of Energy and Mass. Nuclear Power. Solar Energy. Solar Energy for Kids Solar energy is the light and heat that Earth receives from the Sun.
On the side of Earth facing the Sun, a square kilometer at the sea level receives about 700 megawatts of solar power every minute. Only a minuscule fraction of the available solar energy is used to generate electricity. Pictures & School Presentations : States of Matter. Chemical Reactions. Periodic Table. Periodic Table for Kids Periodic table is a tabular chart of the elements arranged to illustrate recurring trends in the properties of the elements.
Elements are listed according to increasing order of atomic number in columns and rows. Microorganisms. Fossils. Health & Nutrition - Kids Health Videos, Games and Lessons that Make Learning Fun and Easy. Natural Resources.