The latest addition to the best-selling Backpack Explorer series (455,000 in print) invites kids ages 4 and up to head out on a rock-collecting adventure. Color

Jump-start curiosity with this take-along field guide for children ages 4 and up. From worms, birds, and spiders to trees, flowers, and clouds, young explorers

Backpack Explorer: Discovering Trees encourages junior naturalists to step outside and get curious about the trees they see, whether in their backyard, in their

It’s hard to resist a scavenger hunt. Give kids a list of things to find, and they naturally want to turn it into a game and start checking things off. Add in

NATIONAL BESTSELLER "Destined to become an adventure classic." —Anchorage Daily News Hailed as "gripping" (New York Times) and "beautiful" (Washington Post),