LEGO trains are fun to play with, but as with any model train, you so seldom have enough track to fulfill your greatest desires. YouTuber [brick_on_the_tracks] has come up with some creative ideas ...

With a suspension system to handle uneven tracks and magnetic rail switches for smooth transitions, the train operates with precision. Each wheel is powered by compact Lego L motors, while ...

A series of electromagnets on the Lego vehicle ride in that track. The can be energized ... This is used to push the train up to speed, as well as slow it down for braking.