Open every day from 11 am-5 pm, except Tuesdays, and on Thursday the museum stays open until 9 pm; the last admission of the day will be a half hour before closing. Closed: New Year's Day, 4th of July, Thanksgiving, Christmas Eve (open until 3 pm), Christmas, and Patriots' Day. Open: MLK Day, Presidents Day, Easter, Memorial Day, Columbus Day, Veterans Day.
Each pass provides up to four (4) people with $5 admission per person. Children under the age of 18 are admitted free. A few times a year the Museum opens its doors to the public at no charge. On those days, tickets are distributed to all visitors (including museum pass-holders) until the Museum capacity for the entire day is reached. Patrons are advised to plan accordingly as these days are unusually busy, and call ahead at 617-566-1401.