11 books • 5 series
Birds of Prey (Our Wild World)
Planets, Moons and Stars (Take Along Guides)
More Fun with Nature (Take Along Guides)
More Fun with Nature
Ocean Animals (Our Wild World)
Sharks (Our Wild World)
Eagles (Our Wild World) (Our Wild World)
Rocks, Fossils and Arrowheads (Take Along Guides) (Take Along Guides) (Take-Along Guide)
Whitetail Deer (Our Wild World) (Our Wild World)
Wolves (Our Wild World) (Our Wild World)