Through the simple yet dramatic story of a tree's life, death, and decomposition, this book introduces the cycle of life and illustrates the interdependence of living creatures. Includes a teacher's guide. Full color.

Dolphins communicate underwater for the same reason people talk on land: to let others know who they are, where they are, and maybe even how to feel. This book explores the delights of "dolphin talk" and includes activities.

Winner of the American Association for the Advancement of Science/Subaru Science Books & Films Prize for Outstanding Science SeriesA tadpole is a baby frog!Female frogs lay masses of jelly-coated eggs in the water, but what hatches from each egg isn't a frog yet--it's a tadpole. Tadpoles are likely tiny fish that breathe underwater through gills. As the tadpole gets older, it loses its fishy tail ...

This illustrated book explains how earthworms eat, move and reproduce, and how they help plants to grow. Full color.