For those who've always wanted to live in a castle or become a knight, this engaging text presents 100 fun facts about these high-interest topics. Readers will find out what it was like to live in the Middle Ages, what it took to become a knight, and what happened on the battlefield. They'll love learning about the famous knights of fact and fiction as well as discovering the ins and outs of medieval castles, some of which are still standing today....

"We should learn as much as we can about our closest relatives in the animal world: apes, monkeys, and other primates. Throughout this comprehensive book, readers will discover the differences and similarities among different species of primates through 100 facts grouped by topic and their accompanying fun-fact boxes, diagrams, activities, and quizzes. Beautiful photographs of these amazing animals in their native habitats, including big-eyed tarsiers...

A brief introduction to the physical characteristics and behavior of whales and dolphins.