Boxed set of 4 Melissa & Doug On-the-Go Water Wow! Reusable Water-Reveal Activity Pads with animal themes (Safari, On the Farm, Under the Sea, Animal) Each coloring and activity book has 4 reusable white pages with simple line drawings when dry, then filled with color when wet Fun animal facts and seek and find activities on every page No-mess coloring pads each come with a easy to fill chunky-sized water pen designed for smaller hands to easily grasp; compact, spiral-bound format and self-storing pen -- perfect for travel Makes a terrific gift for preschoolers to early school-aged kids, ages 3 to 6, for hands-on, screen-free play