This children's history book has everything you need to know about medieval castles, including knights, jousting, sieges, drawbridges, and forts. Learn about castle design, from the earliest motte and bailey styles to stone fortresses and beautiful castles in Japan and India.

Explores how robots function and are made, looking at their computing components and how engineers design them with specific capabilities.

This children's animal book has everything you'll need to know about big cats, including lions, tigers, jaguars, leopards, and cheetahs. Find out how big cats hunt, learn about cat myths and legends, discover where big cats live, and how they move. Packed with information, photographs, and colorful illustrations.

Introduces the concept of energy, describing the difference between potential and kinetic energy and detailing such types as heat, sound, light, chemical energy, and electricity.

"Discover World War II facts and hear from people who lived through the war that shaped the modern world, from the cause of the conflict to the most important battles. From the prewar rise of Nazi Germany to the start of the war with the invasion of Poland in 1939 to the end of the war in 1945 and the Nuremburg Trials, all aspects of the deadliest conflict in human history are covered in great detail in DK findout! World War II with content that is...

"Discover the amazing power of computer programming and how it is all around us with this exciting book full of amazing images, fun quizzes, and incredible information"--Provided by publisher.

From gooey gastric juices to our amazing brains, and everything in the human body in-between, this book will give kids the knowledge they want about how our bodies work. DK findout! Human Body explains the complex systems like digestion that keep us ticking over, and will satisfy any budding biologist.

Did you know that Komodo dragons can spit venom at their enemies, or spot the difference between crocodile and iguana scales? Amazing photos show reptiles and amphibians in incredible detail, while fun, kid-friendly text makes it easy to absorb key facts about life cycles, habitats, and what they eat.

Introduces the solar system, discussing the planets, space exploration, and what is beyond its borders.--

"This book will teach children about the incredible oceans and seas that cover around seventy percent of our world. Dive in with amazing illustrations, discover how we can protect our oceans, and stock up on facts to amaze your friends. Packed with information, photographs, and colorful illustrations, DKfindout! Oceans is a beautiful compendium of ocean life, from the Pacific to the Atlantic. DKfindout! Oceans introduces creatures great and small,...