Curated OER
Famous Rock Groups
Students define igneous, metamorphic, and sedimentary, and use rock identification books to identify igneous, metamorphic, and sedimentary rocks. Students then discuss which rocks early man would have found useful for tool creation.
Curated OER
Global Change — Change and Cycles Where Land, Air and Water Meet
Students participate in an experiment to define a parts-per-billion solution. In this ecology activity, students select a second substance to create a parts-per-billion solution and observe and record their results. Students work in...