Rock collecting has never been quite like this! When the class forgets to do its homework, a fieldtrip through the Earth's crust, into the center of the Earth, and out through a volcano will teach them not to forget their assignments again - and then some!
- All Fiction
- Available Now
- Romance
- Mystery & Thrillers
- Literature
- Historical Fiction
- Hard SciFi
- Science Fiction & Fantasy
- See all
- All Nonfiction
- Available Now
- Biography
- History
- Cooking & Food
- Business
- Self-Improvement
- Health & Fitness
- Popular Science
- See all