The sun and its family. Force and motion. Gravitation. Energy. Solids, liquids, and gases. Basic chemistry. The periodic table. Electricity. Currents and magnetic fields. Light. The atomic nucleus. Atomic structure. Subatomic chemistry. Fundamentals of chemistry. Organic chemistry. Rocks and minerals. The changing crust. The atmosphere. Within the earth. The history of the earth. The sun. The stars. Structure of the universe. Evolution of the universe