Left Hand Book House Let's go to the mountains, baby! Introduce your little one to the great outdoors with our Mountain Baby book from our Let's Go! series. Each book contains clear and simple images to get your tot acquainted with your favorite pastime! Ages 0-4 Details  5.5"x5.5"x.5" Board Book  triple layered pages for extra durability    matte finish 16 pages written by Danielle Wilson & illustrated by Ericka Singson designed in USA & printed in China