TO DO TODAY

— 10 a.m.1 p.m., Uncas on the Thames, 401 Thames St., Norwich.

— 12:30 p.m., Salem Free Public Library, 264 Hartford Road; free; (860) 859-1130.

— 5:15 p.m., Harkness Chapel, Connecticut College, 270 Mohegan Ave., New London; free; (860) 625-0294.

— 5:30 p.m., Public Library of New London, 63 Huntington St.; “The Man with a Load of Mischief” by Martha Grimes; free; (860) 447-1411.

— 6 p.m., Spark Makerspace, 225 State St., New London; open house for block, linoleum and screenprinting; free for members, $5 nonmembers; (860) 629-8477.

— 6 p.m., Spark Makerspace, 225 State St., New London; for sharing and critiquing work in a safe environment; $5 suggested donation; (860) 629-8477.

— 6 p.m., Waterford Public Library, 49 Rope Ferry Road; free; (860) 444-5805.

— 6:30 p.m., Bank Square Books, 53 West Main St., Mystic; book talk and signing with Owens, author of “Where the Crawdads Sing”; free; (860) 536-3795.

— 7 p.m., Avondale Preserve, Grassland Way, Westerly; hosted by the Denison Pequotsepos Nature Center; free for members, $10 nonmembers; (860) 536-1216.

— 7 p.m., Public Library of New London, 63 Huntington St.; city colonial history presentation hosted by city historian Sally Ryan; free; (860) 447-1411.

— 8 p.m., Connecticut College Arboretum, Williams Street, New London; nighttime Harvest Moon walk with interim director Maggie Redfern; free; (860) 439-5020.

— 10 and 11 a.m., Waterford Public Library, 49 Rope Ferry Road; for children ages 18-36 months and their caregivers; free; (860) 444-5805.

— 10 a.m., East Lyme Public Library, 39 Society Road; free; (860) 739-6926.

— 10 a.m., Groton Public Library, 52 Newtown Road; for infants through 24 months with a caregiver; free; limited seating; (860) 441-6750.