Discover the wonderful world of water magic with the Curious Universe Bookoli Magic Painting Mermaids Activity Book. It is a fun magic water painting set designed to keep children entertained. With a re-fillable water pen and six flip-over pages, this book is filled with reusable, mess-free fun! Children will enjoy seeing the pictures come to life as they use their water pen to colour each pen, then watch as each page dries and watch the ink disappear, just like magic! With a handy blister to keep the special pen safe, this book in a wire-bound format makes an ideal travel activity book.