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
Lego Racers Here is a table listing all the models (as of April 2010): The Lego Racers Power Racers sets allow you to create your own races. Here is a table listing all the models (as of April 2010): The Lego Racers Ferrari sets allow you to create your own Ferrari races. Here is a table listing all the models (as of April 2010): Lego Racers Lego Racers was a product line (or theme) of the construction toy Lego. The range was first introduced in 1975 with a Formula 1 car model. However, the brand only really started to become a core