Lego is a line of building toys manufactured by the Lego Group, a privately held company based in Denmark.

The company's flagship product, commonly referred to as "Lego bricks", consists of colorful interlocking plastic bricks and an accompanying array of gears, minifigures and various other parts. There are other Lego pieces which can be assembled and connected in many ways, to construct such objects as vehicles, buildings and even working robots.