Lithosphere (Earth's Systems). This item is unavailable.Lithosphere (Earth's Systems)

The lithosphere is made up of Earth's rocks and minerals. Only the outer part of the lithosphere is visible. This is the thin crust that covers the whole planet. Discover more in Lithosphere, a title in the Earth's Systems series.

Gr 3–5—Dividing the systems of the planet into quarters, the spheres address the different physical areas on Earth from the higher air to the deep oceans. Climate change is an important subject woven throughout each book, especially as it relates to human activities and impacts. The titles converge on the connection between each section of the system such as between atmosphere and hydrosphere. Complex problems as they relate to the environment are introduced in a way that respects the intelligence of middle grade readers. VERDICT Educators will find value in the activities and review quizzes in the back of each book as extension activities.