Friday, December 27 

Jeannie Mack’s Winter Songfest. Newton Free Library, 330 Homer St., Newton. 10-10:45 a.m. Celebrate winter with songs about making snowmen, twirling around snowflakes, and sledding down hills. For ages 5 and under. Free. newtonfreelibrary.net.

Everyday Engineering: Strike a Balance. Discovery Museum, 177 Main St., Acton. 10 a.m.-2 p.m. Drop-in to build a tabletop seesaw using rulers, paint stirrers, and paper towel tubes before piling on pennies for a custom balancing act. Free with admission. Members free; nonmembers $14.50, ages under 1 free. discoveryacton.org.

December Vacation Week. Museum of Fine Arts: Boston, 465 Huntington Ave., Boston. 10 a.m.-4 p.m. Enjoy free activities exploring works of art inspired by light and create your own masterpiece during this vacation week of fun. Free with admission. Members free; nonmember adults $25, youth free. mfa.org.

Word Play. The Eric Carle Museum, 125 West Bay Rd., Amherst. 11 a.m.-12 p.m. Join the Center Dance Studio for creative movement and narrative dance inspired by picture books. For ages 3 and up. Register ahead. Free with admission. Adults $9, youths $6, ages under 1 free. carlemuseum.org.

Holiday Vacation Week. Institute of Contemporary Art: Boston, 25 Harbor Shore Dr., Boston. 11 a.m.-4 p.m. Get out and get artsy during December school vacation featuring gallery exploration and art making activities for all ages. Members free; nonmember adults, youths free. icaboston.org.

Snowman Pinch Pots. Worcester Public Library: Frances Perkins Branch, 470 West Boylston St., Worcester. 4-5 p.m. Make and decorate a snowman pinch pot using air-dry clay. Recommended for ages 5 and up. Free. mywpl.org.

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Saturday, December 28 

Everyday Engineering: Balls and Ramps. Discovery Museum, 177 Main St., Acton. 10 a.m.-2 p.m. Design, build, and test out some simple tracks and mini-rollercoasters with loop-da-loops, hills, and straightaways. Free with admission. Members free; nonmembers $14.50, ages under 1 free. discoveryacton.org.

December Vacation Week. Museum of Fine Arts: Boston, 465 Huntington Ave., Boston. 10 a.m.-4 p.m. Enjoy free activities exploring works of art inspired by light and create your own masterpiece during this vacation week of fun. Free with admission. Members free; nonmember adults $25, youth free. mfa.org.

Tanglewood Marionettes: Cinderella. Newton Cultural Center at City Hall, 1000 Commonwealth Ave., Newton. 11 a.m. & 1 p.m. This classic fairy tale is told with wit, style, and a dozen lavishly costumed marionettes. Advance $8, at-door $10. newtoncommunitypride.org.

Magnificent Monster Circus. The Eric Carle Museum, 125 West Bay Rd., Amherst. 11 a.m. & 1:30 p.m. CactusHead Puppets presents a circus like no other in this interactive show performed with several different styles of puppets as they guide you through the world of monsters. Members $5.50, nonmembers $6. carlemuseum.org.

Holiday Vacation Week. Institute of Contemporary Art: Boston, 25 Harbor Shore Dr., Boston. 11 a.m.-4 p.m. Get out and get artsy during December school vacation featuring gallery exploration and art making activities for all ages. Members free; nonmember adults, youths free. icaboston.org.

Arms and Armor: Samurai Warrior. Worcester Art Museum, 55 Salisbury St., Worcester. 11:30 a.m. & 2 p.m. Learn about the history and fighting techniques of the legendary Samurai during this demonstration of martial arts in existence since the 15th century. Free with admission. Members free; nonmember adults $18, youths 4-17 $8, ages under 4 free. worcesterart.org.

Arthur Christmas. Newton Free Library, 330 Homer St., Newton. 2 p.m. Enjoy this animated film following the youngest son of Santa Claus, Arthur, on an adventure around the Christmas season. Free. newtonfreelibrary.net.

Bilingual Storytime: Spanish. Newton Free Library, 330 Homer St., Newton. 3 p.m. Enjoy this story-time featuring stories, songs, and movement activities in English and Spanish. Aimed at ages 3-5. Free. newtonfreelibrary.net.

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Sunday, December 29 

Everyday Engineering: Balls and Ramps. Discovery Museum, 177 Main St., Acton. 10 a.m.-2 p.m. Design, build, and test out some simple tracks and mini-rollercoasters with loop-da-loops, hills, and straightaways. Free with admission. Members free; nonmembers $14.50, ages under 1 free. discoveryacton.org.

December Vacation Week. Museum of Fine Arts: Boston, 465 Huntington Ave., Boston. 10 a.m.-4 p.m. Enjoy free activities exploring works of art inspired by light and create your own masterpiece during this vacation week of fun. Free with admission. Members free; nonmember adults $25, youth free. mfa.org.

Holiday Vacation Week. Institute of Contemporary Art: Boston, 25 Harbor Shore Dr., Boston. 11-4 p.m. Get out and get artsy during December school vacation featuring gallery exploration and art making activities for all ages. Members free; nonmember adults, youths free. icaboston.org.

The Hip Hop Nutcracker. The Hanover Theatre, 2 Southbridge St., Worcester. 7 p.m. This contemporary dance spectacle sets itself to Tchaikovsky’s timeless score to The Nutcracker ballet with a new verve and supercharged by a cast of a dozen all-star dancers. $42.50-62.50. thehanovertheatre.org.