Incoming Resources
- Forces make things move, by Kimberly Brubaker Bradley ; illustrated by Paul Meisel
- Zero gravity, by Gloria Skurzynski
- I fall down, by Vicki Cobb ; illustrated by Julia Gorton
- Gravity, Andrea Rivera
- Gravity, Cindy Devine Dalton ; [project editors] Teresa and Ed Sikora ; [illustrations, Kathleen Carreiro]
- Gravity, by Grace Hansen
- The gravity tree, the true story of a tree that inspired the world, written by Anna Crowley Redding ; illustrated by Yas Imamura
- Gravity., produced by Disney Educational Productions ; series producers, Kathy Kachta, Dan Staedler, Fullscreen/Widescreen
- Gravity, by Rebecca Pettiford