Description 1. Endless Reusable Fun: Immerse children in a world of vibrant colors with our innovative water drawing book. Simply fill the special pen with water, watch captivating images appear as they draw, and once dry, the colors magically fade, allowing for countless replays and a completely mess-free artistic experience. This feature fosters continuous learning and creative exploration. 2. Early Learning & Cognitive Boost: More than just a coloring activity, this "busy book" offers 5 distinct early education themes, including Numerals, Transportation, Animals, Marine Animals, and Fruits. Its specially designed to help young learners develop essential recognition skills, grasp daily objects, and enhance overall cognitive development. 3. Premium Material and Dimensions: Crafted from high-quality EVA material, this water painting book is built to last through countless hours of play. The book measures 20 x 20 x 3 cm (approximately 7.87 x 7.87 x 1.18 inches), a comfortable size for small hands. The accompanying water pen is perfectly sized at 1.3 x 13.5 cm (approximately 0.51 x 5.31 inches). 4. Interactive Play & Skill Development: The simple design of the water pen makes it easy for children to fill themselves, promoting independence, fine motor skills, hand-eye coordination, and color recognition. 5. Sturdy & Thoughtful Design: Featuring thickened cardboard pages, this water painting set is resilient and designed for extended use. This laminated design can resist moisture, ensuring that the page remains intact and ready for the next creation, providing a reliable and enjoyable creative platform for emerging artists. Package list Water painting book*1