Explains what a tornado is and how it is formed, describes where tornadoes are most common worldwide, and tells how people track and measure the force of tornadoes.

Tornadoes (What on Earth?: Wild Weather)

Children's Books

Orme, David

Orme, Helen

Science, Nature & How It Works

Childrens Pr

Describes the ways that tsunamis form, the destruction they can cause, and what scientists and communities are doing to better prepare for them.

Tsunamis (What on Earth?: Wild Weather)

Killer Plants (Fact to Fiction)

Originally published: Winchester, England : Ransom, 2009.

Perfection Learning

Explains, in simple text and illustrations, the natural forces that cause clouds, rain, rainbows, hail, snow, wind, thunder, and lightning.

What Makes Weather (What? Where? Why)

Geography & Cultures

Gareth Stevens Pub Learning library

Explains, in simple text and illustrations, the growth and development of plants, including how animals spread seeds, why flowers are important, and what happens to plants in winter.

Why Do Plants Grow in Spring? (What? Where? Why)

Simple text and pictures explain the characteristics of the nine planets of our solar system, the sun, and the moon.

Why Is the Sun So Bright? (What Where Why?)

This series will ignite young readers' interest in science by presenting facts about our solar system in a dynamic and colorful format. The latest information and diagrams on the status of Pluto and other objects in our solar system are included.

Let's Explore Earth (Space Launch!)

This series will ignite young readers' interest in science by presenting facts about our solar system in a dynamic and colorful format. The latest information and diagrams on the status of Pluto and other objects in our solar system are included.

Let's Explore Jupiter (Space Launch!)

Gareth Stevens Pub.

Let's Explore Mars (Space Launch!)

Describes the physical characteristics, history, and exploration of Mars.

Let's Explore Mercury (Space Launch!)

Describes the characteristics of and latest discoveries about the planet Mercury.

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Books by Orme, Helen