Books in Nature's Cycles series

Looks at the food cycle, including the relationship between low level food producers, plant eaters, carnivores, and top predators.

Explains why some animals migrate and how they navigate as they move from place to place.

Introduces the nitrogen cycle and how it works, discussing what nitrogen is, why living things need it, nitrogen in the air, nitrogen compounds, and the effect that humans have on the cycle.

Explains what causes the tides and describes how the pattern and severity of tides can differ from place to place.

Zebras travel across the Kalahari Desert each spring in search of food. Whales swim to warmer water every winter. Take a journey to discover the wonders of migrating animals, including why they migrate and how far they travel.

A vibrant exploration of some of nature's patterns and cycles.

Looks at the life cycle of plants, including how they get energy, survive in their environments, reproduce, spread their seeds, and decay in order to provide nutrients for other plants.

Explains why seasons occur and describes the physical changes that occur to regional climates during seasonal changes.

Many animals, both big and small, sleep through long, cold winter months. Learn the process of hibernation and different ways animals adapt to survive in harsh climates.

Introduces the cycles of the night sky. Readers will gain insight into why the night sky changes, learn about different constellations, and discover how the moon is involved. Additional features include a diagram of the cycle, table of contents, a phonetic glossary, an index, an introduction to the author, and sources for further research.

Introduces the rock cycle and its impact on Earth. Readers will gain insight into the three basic forms of rocks, how they are formed, and how they change into each other. Additional features include a diagram of the cycle, table of contents, a phonetic glossary, an index, an introduction to the author, and sources for further research.

Describes the different kinds of rock found in the Earth and discusses the processes that form and change these rocks.