Young children are naturally curious about animals. Tell Me Why Penguins Can't Fly offers answers to their most compelling questions about that flightless bird. Age-appropriate explanations and appeal
From hunting in Britain to working in the world's airports, beagles have long been prized for their scent-finding abilities. Learn more about these great family pets inside!
Each module chapter contains a review of the most important material from previous chapters. Each unit provides a clear, nonstatistical explanation of any symbols appearing in the formulas for that ch
Introduces the main kinds of mammals, and explains how they are born, grow, move, protect themselves, and reproduce, where they live, and how other mammals interact with humans.
