soils

Examines the structure and history of Earth from the perspective of visitors from a distant galaxy, focusing on different types of soil, their formation, components, and conservation; and includes an investigation of the relationship between the size of soil particles and their permeability.

Presents an introduction to a garden, in simple text with illustrations, describing the soil, plant, flowers, and animals that live there.

Describes what soil is made of, different kinds of soil, and how things live and grow in soil. Presented in English and Spanish.

An introduction to different kinds of rocks and soils describing their characteristics, location, and uses. Includes study questions, activities, and experiments.

Provides information about soil, looking at the different layers of Earth, discussing soil formation, identifying various types of soil, and explaining what makes soil healthy.

Describes the formation of soil, the components of different kinds of soil, how soil sustains plant and animal life, and how farmers and others are using modern technology to fight erosion; and presents a hands-on demonstration about the size and permeability of soil particles.

An introduction to soil, its formation, importance, conservation, various kinds, and the plant and animal life found in it.