Melissa & Doug On the Go Water Wow! Reusable Water-Reveal Activity Pads, Vehicle & Animal Watercolor Books, Chunky-Size Water Pen, 2-Pack, 10" H &times; 6.25" W &times; 1.5" L TWO FUN ACTIVITY BOOKS: The On the Go Water Wow! Reusable Water-Reveal Activity Pads are a set of engaging animal- and vehicle-themed childrens watercolor books. Each book comes with a refillable water pen. REUSABLE WHITE PAGES: Our paint-with-water books for kids feature reusable white pages that show simple line drawings when they are dry and become filled with color when wet. CHUNKY-SIZED PEN: This Melissa & Doug watercolor book set comes with a chunky-sized water pen for easy filling and designed for smaller hands to grasp easily. The compact, spiral-bound format is great for travel. GIFT FOR 3- TO 5-YEAR-OLDS: These pads are a great educational gift for kids 3 to 5 years old. Add the Melissa & Doug Reusable Sticker Pad to round out the hands-on play experience and give kids an engaging option for screen-free entertainment. "THE GOLD STANDARD IN CHILDHOOD PLAY": For more than 30 years, Melissa & Doug has created beautifully designed imagination- and creativity-sparking products that NBC News called the gold standard in early childhood play. 100% HAPPINESS GUARANTEE: We design every toy to the highest quality standards, and to nurture minds and hearts. If your child is not inspired, give us a call and we'll make it right. Our phone number is on every product!