Plus-Plus is a new kind of construction toy. Its one simple shape produces endless possibilities - assemble them flat to create a 2-D mosaic or work in 3-D to make more complicated structures. Even curves are possible thanks to the unique design of this deceptively simple shape! Precision crafted in Denmark, all Plus-Plus sets are compatible with each other. This 1200 piece neon pack comes with mix of neon blue, green, pink, yellow, orange and clear. Safe for ages 3 and up, and endless fun for a broad range of ages. Designed and Manufactured in Denmark. New breed of construction toy.Construct simple flat 2D mosaics or elaborate 3D creations.Simple enough for the young - but expansive enough for older builders too!