Touch a Truck, The Nick, 10 Trotting Track Road, Wolfeboro, 11 a.m. to 1 p.m. Interactive, police dog demo, scavenger hunt. Free. Please bring non-perishable snacks to donate to End 68 Hours of Hunger. For details call 603-569-1027.
ISM Connect 300, New Hampshire International Speedway, Loudon, 2 p.m. For details call 603-783-4931.