Lego tinkerers are unsung engineering geniuses, if you ask us. (Ever read about the Apple engineer who rebuilt a 3,000 year old computer out of Lego?) But then again, think of how dreary our lives ...
[TomTheGeek] built a LEGO tank with a PicAxe controller. Locomotion is supplied by a Lego Power Function motor controller. He cut an LPF extension wire in half so that he could patch into the PWM ...