CK-12 Earth Science For High School covers the study of Earth - its minerals and energy resources, processes inside and on its surface, its past, water, weather and climate, the environment and human actions, and astronomy.

CK-12 Earth Science For Middle School covers the study of Earth - its minerals and energy resources, processes inside and on its surface, its past, water, weather and climate, the environment and human actions, and astronomy.

This is a mini-lesson covering 2nd Grade Science Standard 2 Objective 1a: Explain how smaller rocks come from the breakage and weathering of larger rocks.

This is a mini-lesson covering 2nd Grade Science Standard 2 Objective 1a: Explain how smaller rocks come from the breakage and weathering of larger rocks. It also shows how the Earth's surface changes over time.

This is a lesson plan for a walking field trip and photo presentations about weathering and erosion. The lesson plan was created by Jenna Bate.