Minibikes on the Road.
Yes, but you have to get it tagged and licensed like any other vehicle. Which means it has to be street legal with turn signals, lights, mirrors and those sorts of devices....
law is different for motorcycles and human-powered bicycles, and I can't tell which you're interested in. it is usually not permitted to ride bicycle at all on sidewalks, with the possible exceptions...
Depending how big the bike is CC wise.....50 cc is 8 years old 80-110 is 12 years old and 150+ is 16 and older where you ride and if you get hurt changes everything though if your under the age you...