The Plus-Plus 600-Piece Neon Puzzle is sure to keep little imaginations going. Made in Denmark, each piece has the same simple design that can be made in to 2D mosaics and 3D sculptures. The options are endless, and so is the fun, as motor skills and creative thinking are developed. Colors included in this set are orange, yellow, green, blue, pink and white. Perfect for preschoolers as well as older kids. Ages 3 and up.