Saturday, Oct. 31:

B&O Halloween Bash - The Baltimore & Ohio Railroad Museum will hold a costume party with Halloween games, crafts, music, and refreshments from noon to 2 p.m for kids 2-12. $5 with paid admission.

"Coraline": See this movie about a girl who stumbles upon a parallel family in her own house at 2 p.m. in the Wheeler auditorium at the Central branch of the Enoch Pratt Free Library. Free.

Fells Point Halloween Children's Event: Crafts, music, storytelling and a costume contest will be offered under the tent at 1700 Thames Street from 9 a.m. to 4 p.m. Community trick-or-treating takes place at 12:30 p.m.

Halloween Howl - Port Discovery Children's Museum hosts a "not-so-scary" Halloween party with cupcake decorating, a skeleton craft, and music by the kids' band Milkshake. 10 a.m.- 5 p.m. Come in costume. Free with museum admission.

Halloween Boo Bash at Arundel Mills: Arundel Mills Mall hosts a food drive, safety fair, costume contest and trick or treating. The safety fair runs from 10 a.m. to noon, followed by the contest. Trick-or-treating from 2 p.m.-3 p.m. while supplies last. Free with a nonperishable food donation for the Maryland Food Bank.

Sunday, Nov. 1

Day of the Dead celebration: The Walters Art Museum celebrates El Dia de los Muertos, the traditional Mexican holiday to honor the dead, with a festival from noon to 3 p.m. There will be refreshments, crafts, and traditional Mexican dance and music. Free.

Fall’n Leaves Explore the falling leaves and colors of the season from 1 p.m. to 2 p.m. at Irvine Nature Center. For all ages. $3 members, $5 non-members.