Music & stage for kids in the Boston area this week

10 AM – 11:45 AM·Keys Community Room · Milton

Halloween-themed concert with Franc Graham kicks off the jamboree in lower-level Keys Community Room, followed by trick‑or‑treating and a craft in Story Hour Room, for ages 3–12.

4 PM – 4:45 PM·East Boston, East Boston

Lively interactive music fills East Boston library, engaging babies, toddlers, and preschoolers, ages 5 and under.

10:30 AM – 11 AM·Large Meeting Room, Cary Memorial Library, 1874 Massachusetts Avenue, Lexington, MA, 02420

Magical Ms Kimberly leads original or classic sing‑along songs with deep breaths, yoga poses, and movement in the Large Meeting Room at Cary Memorial Library, for all ages.

7:30 PM·Chevalier Theatre, 30 Forest Street, Medford

The Music of Hey Arnold! Live! featuring Jim Lang and the PS 118 AllStars performs at Chevalier Theatre, 30 Forest Street, Medford.

Club Café, Napoleon Room · Boston

Brian Patton leads piano and vocal sing‑along and open‑mic showtune sessions at Club Café’s Napoleon Room, featuring professionals, rising stars and aspiring singers, all ages.

6 PM – 7 PM·The Street Chestnut Hill · Newton

Glow‑in‑the‑dark Halloween concert featuring Vanessa Trien and the Jumping Monkeys at The Street Chestnut Hill, with costumes encouraged and glowsticks available, all ages.

5 PM – 9 PM·Harvard Art Museums, 32 Quincy Street, Cambridge, MA

Harvard Art Museums host a night of art, DJ C‑Zone music, food from Chulo and Stellwagen, a Spotlight Tour of On Location: Drawing the Outdoors, all ages.

10:30 AM – 11 AM·South End, Boston

Matt Heaton performs surf‑rockabilly, western swing and soul songs at South End Library Park, with kids dancing, laughing and singing along, ages 5 and under.

11 AM – 12 PM·Lower Mills, This event will be held inside the library community room or outside on the front plaza, weather permitting., Dorchester · Boston

Sing, play, and dance in a library jam session led by Mr. Ritse, featuring nursery rhymes, jazz tunes, and open requests, for ages 5 and under.

6 PM – 8 PM·Broad Discovery Center, 415 Main Street, Cambridge

Free after‑hours museum night at Broad Discovery Center features a Bluetooth outbreak simulation, interactive displays, DJ Backspin and Operation Outbreak, recommended for middle school ages and above.

6 PM·Regent Theatre, 7 Medford Street, Arlington, MA 02474

Women‑centric short ski films and live music play at Regent Theatre, followed by Q&A and poster signing with athletes and filmmakers, plus guest Lexi Ugelow, $30, all ages.

10:30 AM – 11 AM·South End, Boston

Little Groove leads a spooktacular Halloween concert with singing and dancing at South End Library Park, for ages 5 and under.

10 AM – 10:30 AM·Morrissey Hall - 119, Belmont Public Library - 336 Concord Ave, 336 Concord Ave, Belmont, MA, 02478

Sing and dance to classic and original tunes with Matt Heaton in Morrissey Hall at the Belmont Public Library, ages 3–12.

10:30 AM – 11:15 AM·Adams Street, Community Room, Dorchester · Boston

Evan Haller leads an energetic morning of music and movement in the Community Room on Adams Street, Dorchester, all ages.

10 AM – 2 PM·Samuel Adams Boston Brewery

Seasonal brews, costumes, live music, and a scary amount of candy at the Halloween party in Samuel Adams Boston Brewery.

12:15 PM – 1 PM·Church, 206 Clarendon St.,, Boston, MA

Midday organ concerts showcase Trinity’s historic 7,000‑pipe instruments with innovative programs by national and international recitalists, suggested donation $10, all ages.

1:45 PM – 4 PM·Honan-Allston, Allston · Boston

Spooky Halloween-themed chamber music fills Honan‑Allston with Boston Community Chamber Music’s classical performances, costumes encouraged, free for all ages.

Hartwell Tavern · Concord

Jack‑o‑lantern‑lit path, colonial music and dancing, and ranger talks on ghost folklore accompany trick‑or‑treat candy at historic Hartwell Tavern — all ages.

2 PM – 10 PM·Park-9 Dog Bar, 48 Waters Avenue #1, Everett, MA, 02149

Park-9 Dog Bar hosts a Halloween party with duck bobbing, treat bar, basket decorating, movies, costume contests, DJ, tarot readings, specialty cocktails and spooky décor, all ages, free.

11 AM·Waltham

Waltham Common hosts Marketplace Day with music and vendors offering crafts, clothing, jewelry, food, home goods, beauty products, and more; Classic Groove and Gerry Beaudoin Trio perform.

10 AM – 2 PM·Samuel Adams Boston Brewery

Seasonal brews, costumes, live music, and a scary amount of candy at the Halloween party in Samuel Adams Boston Brewery.

12 PM·Lincoln

Hayride, carnival games, Trunk or Treat, live music, food, beer, and pony rides fill Pierce Park’s Fall Fest; tickets $16, all ages.

3 PM·Midway Cafe,3496 Washington St, Boston, MA 02130, USA

Martin, Morell, and Fredette perform live at Midway Cafe with special guests Bob Bradshaw and NAP, $10 cover, all ages.

7:30 PM·The Wilbur, 246 Tremont St., Boston

Live Hey Arnold! music concert at The Wilbur, featuring composer Jim Lang and The PS 118 AllStars blending jazz, hip hop, blues, R&B, and funk, all ages.

10:30 AM – 11:15 AM·Faneuil, Brighton · Boston

Interactive performance by award‑winning Ms. Angel Mone’t at Faneuil, Brighton, featuring music, singing, dancing, storytelling and puppetry for ages 3–5.

10:30 AM – 11 AM·Auditorium, Central Library, 79 Highland Ave, Somerville, MA, 02143

Matt Heaton strums guitar, leading foot‑stomping, hand‑clapping songs that make kids laugh, dance and sing in the Central Library auditorium, ages 3–12.

10:30 AM – 11 AM·Goodwin Forum, Main Library, 129 Main Street, Concord, MA, 01742

Dancing, singing, and fun activities fill Musical Monday at the Goodwin Forum, Main Library, open to all ages, free to the public.

7 PM·Emerson Colonial Theatre, 106 Boylston St., Boston

Aaron Tveit performs at Emerson Colonial Theatre, Boston, for all ages.