Britannica: 89 books

Without plants, life as we know it could not survive. Plants provide humans and animals with air, shelter, food, and more. They harness the sun's power to supply energy to other organisms, protect and nurture environments, and yield endless resources for humans from clothes to medicine. Readers will...

Plant growth is a complicated topic that botanists and plant biologists devote their entire careers to studying. This book presents to elementary school students an accessible explanation of the process of how plants grow. It also describes how their life cycles work and how they must interact with...

The laws of supply and demand make up a crucial piece of our economic system. They may even sound like something that most people don't have any need for. But consumers encounter them every day, whether they know it or not. Readers will learn that whenever we buy something, see a commercial for the...

Although Alexander Hamilton recently recaptured the spotlight as the subject of a hit Broadway show, his role as one of the first and foremost interpreters of the U.S. Constitution means that his importance was never in doubt. This biography introduces readers to the exciting life, and dramatic death,...

This guide brings together in digest form the best content that’s available from Britannica. Each president is described in a profile that identifies, in an easy-to-access format, when he served, what political party he belonged to, where he was born, who his first lady was, and much more.