Incoming Resources
- The age of the earth, G. Brent Dalrymple
- Naked Earth, the new geophysics, Shawna Vogel
- Layers of the earth, Krista West
- Looking inside earth, by Martha London
- Estudiamos la Tierra, Kimberly M. Hutmacher ; editor del contenido cientifíco, Shirly Duke
- Peeking underground, by Karen Latchana Kenney ; illustrated by Steven Wood
- Plate tectonics, by Greg Young ; science contributor, Sally Ride Science
- What's inside earth?, Jane Kelly Kosek
- Earth, by Christine Taylor-Butler
- Earth's geosphere, Jenna Tolli
- Earth's structure, Samantha Bell ; illustrator, Jeff Bane
- Earth's layers, by Jason D. Nemeth
- Journey to the center of the earth, written by Nicholas Harris ; American text by Marc Gave ; illustrated by Gary Hincks