Follow the fun adventures of Penguin, Bear, Rabbit and Chick and get ready to jump at their surprise. While the adorable story unfolds, you will be delighted by the top-notch 3D pop-up of the main character on the last page. Just pull the tab on the critter's head to make it POP from the page! To close the book, just push it back down, an internal velcro closure will lock the pop up in place, to allow for safe and easy storage.