ONE little Monster looking at a book. TWO little monsters riding in a truck. THREE little monsters trying on a coat. FOUR little monsters rowing in a boat... Young children will have endless fun counting these wacky monster characters as they literally POP-UP! in boats, trucks, and airplanes, on each colorful page. The amusing pop-ups and characters, along with the rhyming, read-aloud text, encourage and reinforce number recognition skills. A monstrously fun counting book that kids and parents will enjoy reading again and again.