Friesen, Helen Lepp

An exploration of tornadoes, covering what causes them, chasers, myths about them, significant tornadoes, and more.

Photographs and simple text provide an introduction to Uncle Sam.

Color illustrations and simple text introduce the parts of a plant for young readers.

The Indian Ocean is the ocean with the fewest partially enclosed seas, it is bordered by land to the north. Without a connection to the cold Arctic Ocean, the northern regions of the Indian Ocean are warmer. The Our Five Oceans series features stunning visuals, detailed maps, educational debates, and challenging research activities. Each book explores key topics such as ocean life, ecosystems, and environmental issues, in order to help readers better understand the importance of protecting the world's oceans. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slideshows, activities, quizzes, and much more. Book jacket.

Photographs and simple text provide an introduction to Uncle Sam.

An exploration of habitats, covering why they are important to plants and animals and threats to species.

Text and photographs look at gemstones.

Describes the formation and characteristics of sedimentary rocks.

An exploration of crystals that covers what they are, where they are found, how they grow, their uses, and more.

Explores the physical traits, behavior, life cycles, and history of human study of chimpanzees.