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Jan
21
revised How to calibrate NXT motors to travel the same distance?
added 339 characters in body
Dec
3
revised How to repair leaky pneumatics?
added 726 characters in body
Nov
21
revised How can I use more than three motors with one NXT brick?
Added more examples
Nov
9
revised Is there difference between different colors of LEGO axles?
Added special axles color code
Nov
8
revised Do LEGO bricks float?
added 553 characters in body
Nov
7
revised What are the largest Technic-compatible tires on the market?
Added image of tire