Introduction -- Basic math operations -- Force and motion -- Work, energy, and momentum -- Circular motion and gravity -- Thermal properties and states of matter -- The atmosphere -- Moisture in the atmosphere -- Atmosphere in motion -- Meteorology: the science of weather -- Climate change -- Earth's structure -- Minerals -- Igneous rocks & magna eruption -- Sedimentary rocks -- Metamorphism and deformation -- Weathering -- Wind erosion, mass wasting, and desertification -- Glaciation -- Earthquakes -- Plate tectonics -- Historical geology -- Earth's blood -- All about water -- Stream systems -- Lakes -- Oceans and their margins -- Soil: earth's skin and tissue -- Earth's life-forms and interrelationships -- Measuring Earth