Packed with activities, interactive field guides and scavenger hunts, each Backpack Explorer book gets kids outside and exploring the world. Designed to be taken along on walks, each book includes a real magnifying glass, 3 sheets of stickers and a log for recording notes. The set is packaged in a keepsake collector’s box with sturdy dividers and includes On the Nature Trail; Bird Watch; Bug Hunt; Discovering Trees; and Rock Hunt. Ages 4-7.