In order to keep the bricky appearance of the train engine intact, [Robert] hollowed out a few cheap imitation LEGO bricks to house the electronics. He also cut out slots for JST connectors ...

It then went through a strict LEGO expert review and was finally accepted to become a real set. When we think of a famous train route, the first name that comes to mind might be the Orient Express.

It's one of the reasons he designed a BART train Lego set that has a small, but real chance of being sold commercially. Aldana, a 19-year-old student at Contra Costa College, first designed the ...