soils

"Using common materials found in the home or school, students can perform simple, hands-on [earth science] experiments and find out what an aquifer is, if water ever disappears, and in what type of soil plants grow best. The follow-up section to every activity includes narrative that explains the scientific concepts of each experiment"--Provided by publisher.

Explores the hidden world of a vegetable garden through the seasons of the year, revealing a thriving world of insects and animals below the surface of growing vegetables.

"Up in the garden, the world is full of green--leaves and sprouts, growing vegetables, ripening fruit. But down in thedirt there is a busy world of earthworms digging, snakes hunting, skunks burrowing, and all the other animals that make a garden their home. In this exuberant book, discover the wonder and activity that lie hidden between the stalks, under the shade of leaves... and down in the dirt"--Publisher.

Most people don't think about the soil under their feet, but basic dirt can reveal a lot about Earth's past. Soil is formed from tiny grains of rock that existed many years ago. It can also form in the wake of landslides, volcanoes, and everyday weathering. This text takes readers underground to examine Earth's many kinds of soil, the microorganisms and inorganic matter that make it up, and the critical role it plays in ecosystems around the world. Helpful diagrams, fact boxes, and sidebars support the information-rich text, which supports elementary science curricula, and colorful images will keep readers engaged from start to finish.

Contains twenty-five projects that help teach young readers about soil, including composting, exploring soil runoff, and analyzing soil composition.

Text and color illustrations break downthe composition of soil, from its nutrients, minerals, and organisms to climate factors needed to keep plants healthy.

Soil is an important natural resource in the growing cycle of plants. This book explains how soil is made and shares simple steps with readers on how to protect this often overlooked resource.

Introduces the science of soil, explaining what soil is and looking at different types of soil.

Explains what soil is, what is is made of, and why it is necessary.