Things to do with kids in Boston, MA this week

5 PM – 7:30 PM·Grove Hall, Dorchester · Boston

Costume contest, spooky photo booth, crafts, candy, and music fill Grove Hall’s annual HALL‑oween party for all ages.

4 PM – 5 PM·West End, Boston

Esther Gomez leads a Día de Muertos celebration at West End, guiding participants in building an ofrenda, wearing monarch wings, and sharing Pan de Muerto for all ages.

10:30 AM – 11:30 AM·East Boston, East Boston

Costume-clad toddlers dance to Halloween music in East Boston, ages 0–5.

10:30 AM – 11:30 AM·Roslindale, Roslindale · Boston

City Ballet of Boston performs jazzy‑ballet excerpts from Ben’s Trumpet, followed by a book reading and dance lesson from a teaching artist, for ages 3–8.

4 PM – 5 PM·Codman Square, Dorchester · Boston

Explore real Massachusetts animal bones and pet giant bugs at Codman Square, Dorchester; limited to 25 participants, reserve by phone or email, for ages 6–12.

11 AM – 12 PM·Lower Mills, This event will be held inside the library community room., Dorchester · Boston

Tom Knight’s Halloween puppet show in Lower Mills library community room features Freddy the Troll, hand‑made puppets, musical numbers and audience participation, all ages.

10:30 AM – 12:30 PM·Central Library in Copley Square, McKim Exhibition Hall, Boston

Costume showcase, family music dancing, cozy book nook reading, and autumnal activities in the McKim Exhibition Hall for ages 0-5.

9 AM – 4 PM·Museum of Science Boston

Halloween-themed weekend at Museum of Science Boston offers drop‑in activities, design challenges, live presentations, and a member‑only raffle; costumes encouraged.

2 PM – 3:30 PM·Connolly, Jamaica Plain · Boston

Treats, crafts, and costumes at Connolly Branch precede a Centre Street parade ending at Mozart Park with games and additional treats for all ages.

12 PM – 3 PM·Hunnewell Lawn, 125 Arborway, Boston, MA

Sinister plants demonstrate spiky thorns, sticky latex, chemical defenses, explosive seed bursts, and black‑light glow on Hunnewell Lawn, with a storytime at 1 pm, all ages.

10 AM – 3 PM·Institute of Contemporary Art Boston

Play Date: Free Family Art Day at the Institute of Contemporary Art Boston — free, all ages.

10:30 AM – 12 PM·Boston Nature Center and Wildlife Sanctuary , Mattapan

Nature journaling in the Wild (Boston Nature Center and Wildlife Sanctuary, Mattapan) — all ages.

10 AM – 5 PM·Institute of Contemporary Art Boston

Watershed Community Event: Veronica Robles Cultural Center Day of the Dead at the Institute of Contemporary Art Boston.

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.