Key Features : 

i : REUSABLE ACTIVITIES! -- Sold as a pack of 6 books. Use the water pen to color the 6 activity boards featured in each book. Reveal colorful scenes and hidden items. Let the boards dry to do it again!
ii : MESS-FREE, STRESS-FREE -- Children can color, and parents can rest easy. Use this booklet anywhere without worrying about ink stains. Anyone can clean up a drop of water!
iii : PERFECT FOR TRAVEL -- Conveniently store the kid-friendly, easy-grip water pen inside the book. And use the book's handle for easy portability. This activity set is perfect for coloring on the go!
iv : DIVE INTO OCEAN FACTS -- The back of each activity board features fun facts and questions about each scene. Children can learn about ocean life and habitats while creating colorful underwater vistas.
v : LARGE SIZE FOR GROWING MINDS -- At 8.3"L x 10"W, this activity book has plenty of creative space. Keep children entertained for hours without using screens!
vi : DEVELOP EARLY COGNITIVE SKILLS -- Children can strengthen memory, attention to detail and motor skills as they locate, color and recall specific images in each underwater scene.