Melissa Stewart

Introduces robots and the science behind these amazing machines, including a historic timeline of robot development, common jobs robots perform in the workplace and at home, and robots of the future.

Provides information about the Earth's water, including rivers, lakes, oceans, the water cycle, climate, water pollution, and conservation.

This book looks at dolphins as wild mammals and discusses the need to preserve their natural environment.

"All science classrooms discuss animals that hibernate during winter months, but few know about animals that estivate--a prolonged sleep during hot or dry periods. Dual layers of text awaken readers to the reasons estivating animals become dormant--whether it's because warm weather threatens food supply or to avoid increased body temperatures. From the ladybug to the salamander, from the lungfish to the desert hedgehog, twelve estivating animals and...

Young naturalists meet sixteen birds in this elegant introduction to the many uses of feathers. A concise main text highlights how feathers are not just for flying. More curious readers are invited to explore informative sidebars, which underscore specific ways each bird uses its feathers for a variety of practical purposes. A scrapbook design showcases life-size feather illustrations.

An introduction to the types, physical features, behavior, and pet potential of snakes.

Examines the environmental needs of birds around the world and the effect that human behavior has had on their ability to survive, with examples of the efforts being made by scientists and conservationists to save specific species of birds.

"Provides comprehensive information on the role ears and hearing play in the body science of humans and animals"--Provided by publisher.

"Provides comprehensive information on the role the brain and nerves play in the body science of humans and animals"--Provided by publisher.

"Explains to young readers how to tell the difference between alligators and crocodiles"--Provided by publisher.