18 books • 3 series
Book #1: Adventures in Earth and Environmental Science Book 1
Book #2: Adventures in Earth and Environmental Science
Book #4: Adventures in Earth and Environmental Science Book 2
Book #5: Adventures in Earth and Environmental Science Teachers Guide
Book #2: Riches from the Earth
Book #3: Changing the Surface
Book #4: Rocks
Book #5: Fossils- Life in the Rocks
Book #6: A Dangerous Planet
Book #2: Tom Shipley's War