From the Earth: How Resources Are Made - Set of 6

Natural resources power our world, give structure to our buildings, decorate our bodies, and fulfill countless other functions. This informative series guides readers through the amazing processes within Earth that produce our most precious resources.

While highlighting key concepts of the elementary science curriculum, each valuable volume, full of colorful images, includes surprising and interesting facts that will make readers recognize how these natural resources are connected to their lives. Mining and other controversial issues associated with natural resources are thoughtfully presented, which invites debate and the opportunity for readers to construct their own opinions. 32 pages each.

Set of 6 includes the following titles:
• How Coal Is Formed
• How Gems Are Formed
• How Iron Ore Forms
• How Natural Gas Is Formed
• How Oil Is Formed
• How Precious Metals Form