TO DO TODAY

The History of Rock and Roll — noon, Mohegan Sun Wolf Den; free.

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

Poetry Salon — 5-7 p.m., Savoy Bookshop and Cafe, 10 Canal St., Westerly; hosted by Lisa Starr; free; (401) 2133901.

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

Monday Night with the Oscars — 6 p.m., Waterford Public Library, 49 Rope Ferry Road; movie screening; free; (860) 4445805.

Savoy Fiction Book Club — 6 p.m., Savoy Bookshop and Cafe, 10 Canal St., Westerly; “The Immortalists” by Chloe Benjamin; free; (401) 213-3901.

Connecticut Valley Camera Club — 7 p.m., Lymes’ Senior Center, 26 Town Woods Road, Old Lyme; “The Mind, the Eye and the Heart of a Photographer” presentation by Todd Gipstein; free and open to the public; ctvalleycameraclub.smugmug.com. All Ages Drop-In Storytime — 10 a.m., East Lyme Public Library, 39 Society Road; free; (860) 739-6926.

Lego Nights — 4-6 p.m., Salem Free Public Library, 264 Hartford Road; for ages 5 and up with a caregiver; free; (860) 859-1130. Kids Open Rehearsal and Ice Cream Social — 5 p.m., George Kent Performance Hall, 119 High St., Westerly; sponsored by the Chorus of Westerly for children ages 8 and up; free; (401) 596-8663.

Cat Craft — 5-7 p.m., Cragin Memorial Library, 8 Linwood Ave., Colchester; for all ages with an adult; free; (860) 5375752.