"A look at the life cycle and habits of our most beloved and familiar bird"-- "Robins are the most familiar and beloved of all birds, found throughout North America and celebrated as one of the first signs of spring. But there's a lot about them that most people don't know! In this visually stunning picture book that features comic-book panels combined with painterly illustrations, Eileen Christelow tells the story of two young robins' first year,...

A toy sailboat encounters a variety of animals as it journeys down a brook, to the river, and finally to the ocean.

Provides a simple introduction to the use of levers, pulleys, and wheels to move heavy objects.

Introduces the concept of ratio by comparing what humans would be able to do if they had bodies like different animals.

Offers readers a captivating look into UFOs and questions whether aliens exist, complete with vivid photographs and exciting diagrams. Back matter includes an in-depth 'Out of This World' feature that highlights a related topic, a phonetic glossary, resources for further study, and an index. Outer space is full of wonder and mystery. Is there life beyond Earth? What is a comet made of? Young readers will enjoy blasting into space with this exciting,...

Describes what is known about the physical characteristics, behavior, habitat, and life cycle of this meat-eating dinosaur.

How are polar bears related to pandas? For thousands of years, philosophers and scientists have tried to organize and understand, or classify, the relationships among Earth's animals and plants. Early classification systems were cumbersome and inconsistent. In the late 1720s, Carl Linnaeus began developing a classification system to describe relationships among all living things, including animals, plants, fungi, and bacteria. This organization, called...

Explains what earthquakes are, what causes them, and where they occur; discusses what happens during an earthquake and who helps afterwards; and considers whether earthquakes can be predicted or prevented. Includes case studies.

Examines the history of the atom and how scientists were able to unlock its secrets.

Yellow and red, orange and brown-- fall is full of color! But why do leaves change color? Illustrated with gorgeous watercolor and collage artwork, this nonfiction picture book introduces young readers to the science behind the many colors of leaves. With a glossary and hands-on experiments.