The Berenstain Bears Blaze a Trail
Hiking (Exploring the Outdoors: Av2 Media Enhanced Books)
The Camping Trip that Changed America: Theodore Roosevelt, John Muir, and Our National Parks
It's Cool to Learn About the United States: Northeast (Social Studies Explorer)
It's Cool to Learn About the United States: West (Social Studies Explorer)
Brighty of the Grand Canyon (Marguerite Henry Horseshoe Library)
National Parks: A Kid's Guide to America's Parks, Monuments and Landmarks
National Geographic Kids National Parks Guide U.S.A.: The Most Amazing Sights, Scenes, and Cool Activities from Coast to Coast!
If You Spent a Day with Thoreau at Walden Pond (Christy Ottaviano Books)