Use the "Magic" pen to color in the picture, and see vibrant colors, details, and patterns appear!Each page of the kids' activity book features a lively prehistoric-themed artwork to complete and a seek-and-find activity, too.Makes a great travel toy. 24 pages of seek-and-find coloring activities "Magic" pen stores right in the cover! Surprise pictures appear as you color! Perfect for travel Promotes fine motor skills, pre-writing skills, and visual discrimination.