No-mess painting for kids is possible with the Melissa & Doug ON the GO Water Wow! On the Farm Water-Reveal Pad. This exciting paint-with-water coloring book includes four reusable pages and a refillable water pen. Simply use the pen to color in each scene, details and vibrant color appear with every stroke. Then let the page dry to erase the pictures and color it in again and again. This farm-themed spiral-bound book includes four scenes to color, and a search-and-find activity for each scene. The chunky-sized water pen is easy for kids to hold and stores neatly right in the front cover, making this Water Wow book an ideal travel activity book and travel toy for kids.