With lyrical language that captures the majesty of the natural world coupled with fun narrative featured throughout, this spirited picture book tells the victorious story of three girls' friendship-and their tribulations and triumphs in the great outdoors. Here is the best and worst of any hike: from picnics to puffing and panting, deer-sighting to detours. Featuring a glossary, a sketchbook by one of the characters, abundant labels throughout, and scientific backmatter, this book is a must-have for budding scientists, best friends, and all adventurers. And it proves, as if proof were needed, what epic things can happen right in your own backyard.