Silverman, Buffy

Details the processes by which electricity is produced and examines how various fossil fuels such as coal, oil, and natural gas form beneath the Earth's surface. Discusses how to save energy and preserve the Earth for the future and features numerous step-by-step activities throughout. Includes full-color photographs, a glossary, and further reading sources.

Explores the differences between the Tyrannosaurus and the Allosaurus.

Explains what weather is, what causes seasonal changes, and how global warming affects weather; and includes simple weather-related projects.

A kid-friendly introduction to genetics that discusses how people inherit traits from their parents, how genetics are being used to advance medicine, how DNA helps solve crimes, and other related topics.

Introduces the concept of moving objects in different ways, including pushing and pulling.

Introduces the concept of energy from heat, motion, and fuels.

Photographs and text help readers decipher the differences between frogs and toads, describing the physical features, behaviors, habitats, and other unique attributes of each species.

Presents an introduction to how genetics can affect taste, smell, and physical aspects of a person.

Simple text and photographs introduce mammals, discussing their common characteristics, what they eat, and where they live.

Explores the major class of animals known as amphibians, describing the basic physical features, behavior, and life cycle. Questioning text urges young readers to observe the photos carefully to find answers and get a good understanding of these animals.