The Earth system comprises diverse components that interact in complex ways. Earth science includes the study of the atmosphere, hydrosphere, oceans, and biosphere, as well as the solid earth. The reproducible activity pages supplement earth science textbooks with stand-alone or coordinate one-page lessons. Sample activities include: Cenozoic Era, Comparing Types of Rocks, Eclipses, Formation of Coal, Glacial Landforms, Global Heat Budget, How Minerals Form, Igneous Rocks, Waves, and More!