The 32d annual Wrentham Day is scheduled for Saturday, with events planned throughout the day from 9 a.m. to 3 p.m. There is a 3.1-mile “Wroad Wrace” at 10 a.m., which starts and finishes near the town common. Race registration is at 8:30 a.m., and prizes will be awarded to top finishers. There is also a fair on the town common, featuring crafts and informational booths, games, food, and ice cream. There will be clam chowder, burgers and hot dogs, and banana splits available, sponsored by town organizations and clubs.