These exciting and reusable activity books feature friends and elements from Blue’s Clues & You! Pages in the spiral-bound book are white when dry, and reveal colors, pictures, and letters when wet. Let the pages dry to erase, then color with water again and again! Matching activities are included with each scene. The chunky-sized water pen is easy to fill, easy for small hands to grasp, and stores in the activity pad - making it a terrific travel toy. Blue’s Clues & You! promotes kindergarten-readiness, inspiring confidence, empowerment, and kindness in preschoolers as they develop their problem-solving, social, and developmental skills through play. Contains: Blue\'s Clues & You! Water Wow! Bundle- Alphabet Set, Counting Set as well as Shapes and Colours Set Age: 3 Years+ Batteries: Not required