Giant Fold-Out Book series: ?..the formula doesn?t begin to describe the wonder of opening up each page into a satisfyingly enormous illustration. Young children will have a blast, over and over again, opening the pages, looking at the pictures, and identifying the [featured subject matter].? Unjacketed hardcover with gatefolds and rounded corners 8 ½ x 8 ½ inches 20 pages Full-color illustrations Ages: 3-5