Describes the physiology and behavior of the hyena, including how they hunt for food, how they socialize, and how humans have interacted with hyenas over history.
Explores the human nervous system, describing its parts and how they work, what happens when they don't work, and how to protect the nervous system from damage.
The wicked ways of some of the most ruthless rulers to walk the earth are revealed in these thrilling biographies about men and women so monstrous, they make Frankenstein look like a sweetheart.
Discusses the nature and effects of intolerance and offers stories from real teens who talk about their encounters with prejudices in such areas as race, religion, gender, sexual orientation, ability,
Examines relationships among siblings, discussing such topics as the causes of conflict among siblings and the benefits of having siblings, and includes testimonies from individuals about their intera
Describes the history of the Manhattan Project and the events and people surrounding the creation of the atomic bomb and discusses the effects of its use during and after World War II.
Presents four short stories involving children and their families, including taking a family picture, going to a farm, baking a cake, and coping with a new baby.
Each title in this series introduces readers to some of the most intriguing, amazing, fascinating, and surprising people, places, animals, and things in the universe.
Describes the landscapes, plants, animals, history, and current conditions and ways of life of the continent of Australia and the islands of the Pacific.
Each title in this series introduces readers to some of the most intriguing, amazing, fascinating, and surprising people, places, animals, and things in the universe.
Describes how current methods of trash disposal lead to pollution, and suggests how reducing, reusing, and recycling materials can lead to less waste becoming trash.
Introduces the digestive system, including the digestive process, the organs involved in digestion, and common problems and diseases associated with the digestive system.
