Bringing young readers into the world of science with gorgeous photography, accessible information, quizzes, fun facts, and more, First Science Encyclopedia is

Why do things float? How do magnets work? What is gravity? The answers to these questions and more can be found in this fact-filled book. Simple, easy-to-read t

Covering the essential curriculum areas of human geography, physical geography, geology, and ecology, DK's First Earth Encyclopedia is a comprehensive introduct

Introduces important scientific principles and provides basic definitions of common terms in standard alphabetical arrangement with references to related entrie