Soil

Soil may look like lifeless matter beneath your feet, but nothing could be further from the truth! Healthy soil is teeming with organisms, organic material, and minerals that make plant life--including sources of food--possible. Readers will learn more about the "recipe" for good soil, how soil may change because of environmental factors, and that soil is truly one of the most vital natural resources on Earth. Attractive images are a perfect addition for the visual learner, while supportive, comprehensible facts are distributed throughout the text in eye-catching ways.