http://www.karttrack.com/motorcycles.html East Lansing, MI 10-5pm. Cost is $60. ($10 pit pass plus $50 per rider) Spectators pay $10 pit pass. They allow kids over 7 years old, a parent can work with the child in the kids group. The owner is really nice and is willing to do special events and track rentals. Any over night camping must be arranged in advance with the owner.