The encyclopedia delves into the fields of astronomy, science, natural history, botany, and human biology. These subjects are excitingly explored through answers to questions such as:
- Why do people live underground?
- How did the Earth begin?
- Why did the Romans spend so long in the bath?
- Why does a rattlesnake rattle?
- Why is your blood red?
- How does a Venus fly-trap catch its prey?
- Why did the dinosaurs become extinct?
- What is DNA?
You'll find the answers to these and more than 1,000 other intriguing questions inside this superbly illustrated book.