Catherine Chambers

Great leaders commanded disciplined, fast-moving armies, but they also used stealth to gain lands and conquer peoples. Take cover and watch different leaders charging into the fray through detailed illustrations. Discover fascinating facts about their victories, armies, and tactics.

This contemporary fable of how the African and Indian elephant first found their homelands also shows children that it is important to be loved and cherished for one's own unique characteristics.

I am the mighty pharaoh of Egypt! I control the River Nile, plan great cities, and am the richest person in Egypt. Read my rules to discover how I keep my kingdom running like clockwork. Who would dare challenge me?

On battlefields throughout history, devastating engines of war have helped armies clinch victories and preserve empires. Stand back and witness massive engines of war wreaking havoc against the enemy through vibrant illustrations and fascinating facts.

I am a Roman emperor, and my empire stretches from the Mediterranean to northern Europe. There are several rules I follow to keep everything under control, from banishing traitors to conquering other lands. What could possibly go wrong?

I am a powerful medieval king. I have an impressive castle, and I'm not afraid of an intense battle. Read all about my rules to understand how I control my kingdom. I can trust you not to betray me...can't I?

"Teeter on the edge of outer space with the Stickmen. Then fly down, down, down to atmospheric layers that wrap around Earth. Follow the Stickmen to view the galaxies through the Hubble Space Telescope and stop by the International Space Station"--Amazon.com.

Travel from the peaks of the tallest mountains to the depths of the lowest valleys to discover what each layer contains. Learn how people live in various environments and altitudes on Earth.

Energy makes things work. From coal and wood to gas and oil, planet Earth has a wealth of natural resources packed full of energy. The way that energy is produced and the amount we use have a huge impact upon the planet. If people continue to use fuels at the current rate, the Earth will run out of its own resources. The effect on the environment will be devastating. This way of living is called unsustainable. This fascinating book uses case studies...