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.

"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.

Have you every wanted to know how a roller coaster works? Or how engineers work in space? This book is packed with surprising facts and amazing pictures. It's a small book filled with big ideas.

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.

"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...

Presents facts about the Mayan, Incan, and Aztec civilizations, covering daily life, religion, art and technology, and where they are now.

Explores the stars, galaxies, planets, and other phenomena in the universe, and describes the history of human space exploration.

Commemorating the 100th anniversary of the end of WWI, discusses the build-up to the war, along with battles, history, technology, and more. Fun facts, amazing pictures, quizzes.

This children's book on space travel is packed with inspiring stories and facts about space exploration, astronauts, and the first moon landing.

Sail across spectacular seas and discover the mind-boggling marine life of the world's oceans. Find out about the five great oceans on our planet, and learn about their biological and geographical features. Explore the deepest depths of the Mariana Trench, spot shipwrecks at the bottom of the sea, and uncover the beauty of the Great Barrier Reef. This book will teach children about the incredible oceans and seas that cover around seventy per cent...