Age range 2 to 5 Between the ages of 1 and 4, young children are refining their fine motor skills, and the easy-to-push and pull sliding mechanisms in this series are perfect for exercising their little hands and fingers. They will love seeing the pictures change as they swoosh the slider into the correct position. The special design of the moving tabs brings the book to life in their hands and turns the transforming scene into an exciting, interactive experience. Featuring appealing contemporary illustrations and informative rhyming text, these books are for both learning and play!.