TO DO TODAY

U2 — 8 p.m., Mohegan Sun Arena; $41-$325; 1-800-745-3000. Mystic Farmers Market — 2-6 p.m., Quiambaug Fire House, 50 Old Stonington Road. Declaration of Independence Reading — 3:30 p.m., East Lyme Senior Center, 37 Society Road; including readings of works by groups not represented in the original document; free; (860) 739-6926.

Cruise Night — 6 p.m., Nature’s Art, 1650 Route 85, Chesterfield; pre-1978 car show with music and food; hosted by Yesteryear of Oakdale Auto Club; rain date Thursday; (860) 4434617. Drop-In Summer Kids Storytime

— 9:30 a.m., Gales Ferry Library, 18 Hurlbutt Road; for ages 3-5 with a caregiver; free; (860) 464-6943.

Rockin’ Crafts — 10 a.m.-noon, Groton

Public Library, 52 Newtown Road; drop-in musical crafts for all ages; free; (860) 441-6750.

Lego Maker Days — 10:30 a.m., Gales Ferry Library, 18 Hurlbutt Road; for ages 4-10 with a caregiver; free; (860) 464-6943.

Summer Musical Storytime — 10:30 a.m., Bill Memorial Library, 240 Monument St., Groton; for all ages and their families; free; (860) 445-0392.

Magic Show — 10:30 a.m., Wheeler Library, 101 Main St., North Stonington; interactive magic and comedy show by Ed Popielarczyk; for ages 3 and up with a caregiver; free; (860) 535-0383.

Rock Painting Program — 1-3 p.m., Bill Memorial Library, 240 Monument Ave., Groton; for all ages as part of the Libraries Rock! summer reading program; free; (860) 445-0392.

Teen Tuesday — 1:30 p.m., Public Library of New London, 63 Huntington St., New London; snacks and activities for grades 7-12; free; (860) 4471411.

Create It! Clinic — 3 p.m., Otis Library, 261 Main St., Norwich; art activities for grades K-8; free; (860) 889-2365.

Lullaby Concerts — 6 p.m., Groton Public Library, 52 Newtown Road; nighttime storytime and music for all ages; pajamas encouraged; free; (860) 441-6750.