Kathleen Weidner Zoehfeld

These prehistoric creatures are a fascinating topic for beginning readers and the up-to-date information and eye-popping photos in this simple introduction will enthrall them.

Discusses the discovery and analysis of Archaeopteryx, a feathered dinosaur which may have been an ancestor of modern birds.

Text and photographs show a tadpole from a tiny dark speck in a frog egg to a full grown frog.

Describes such animals as snails, turtles, and crabs, which live in shells and use these coverings as protection.

In simple text, presents the three states of matter, solid, liquid, and gas, and describes their attributes.

Are you like a cat? You don't look like a cat. But you and a cat have something in common: You are both alive. People and plants and animals are all alive, but is a doll alive? Or your tricycle? How can you tell? Read and find out what makes something alive, and what all living things need to stay healthy. This nonfiction picture book is an excellent choice to share during homeschooling, in particular for children ages 4 to 6. It's a fun way to learn...

Explains how the invention of the telephone changed the world and outlines concept-introducing scientific activities, including how to build a string phone.

Two-day-old White Shark uses her instincts and keen sense of smell to hunt for food.