One charge per family or group. Each person must have their own bike and helmets are required. Parents are responsible for riding together with young children. This is not a race. The course is one-mile through Somerville and closed to all vehicle traffic. Registration opens at 7:30 am and includes rider check-in. Do as many laps as you like starting at 8:30 am. The Family Fun Ride ends at 9:30 am.