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. Precision crafted in Denmark, all Plus-Plus sets are compatible with each other. This 300 piece basic pack comes with mix of blue, green, red, yellow, purple, orange, brown, grey, white and black bricks. Safe for ages 3+, and endless fun for a broad range of ages.