LEGOTECHNIC
Lego Technic
Technic is a line of Lego interconnecting plastic rods and parts. The purpose of this series is to create more advanced models with more complex movable arms, such as machines with wheels, in addition to the simpler brick-the Expert Builder series and originally Technical Sets in 1977, and was renamed Technic in 1984.The above text is a snippet from Wikipedia: Lego Technic
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