Educational toy made in plastic versions. In the mid-1950s, more explicitly engineering-themed construction toys appeared, including plastic girders, columns, and panels that could be assembled into a model curtain wall skyscraper. Later, this Girder and Panel structural system was extended to a Hydro-Dynamic setup by adding pipes, valves, tanks, nozzles, and pumps to allow construction of model plumbing, HVAC, and chemical engineering systems like a simulated distillation column. Other extensions of the system supported suburban-style housing developments (Build-A-Home), or monorail transportation systems (Skyrail). The building toy Lego was originally developed by Ole Kirk Christiansen in Billund, Denmark, in the 1930s. The name
The Lego Group losses are due to a more competitive environment, where the company has to compete not only against its traditional competitors Mattel and Hasbro, but also against technology companies such as Sony or Microsoft as more children use mobile devices for entertainment. The job cuts account for 8 percent of the company's total work force. The Lego Group Lego System A/S, doing business as The Lego Group (stylised as The LEGO Group), is a Danish toy production company based in Billund. It is best known for the manufacture of Lego-brand toys, consisting mostly of interlocking plastic bricks. The Lego Group has