Friday, December 13 

Backyard and Beyond: Forest Fridays. Discovery Museum, 177 Main St., Acton. 10-10:45 a.m. Enjoy a nature-based activity based on the weather and season either in the Discovery Woods or out on the adjacent conservation land. Recommended for ages 2-6. Free with admission. Members free; nonmembers $14.50, ages under 1 free. discoveryacton.org.

Open Book, Open Play. The Eric Carle Museum, 125 West Bay Rd., Amherst. 10:30-11:30 a.m. Enjoy an interactive story-time followed by movement, play, and an exploration of art materials. Free with admission. Adults $9, youths $6, ages under 1 free. carlemuseum.org.

Preschool Story and Nature Hour: Bears. Wachusett Meadow Wildlife Sanctuary, 113 Goodnow Rd., Princeton. 10:30-11:30 a.m. Come for an hour of nature themed fun with your youngster. Read a book, make a nature craft to take home, and walk on the beautiful trails. For ages 2-5. Register ahead. Member children $3, nonmember children $4, adults free. Register ahead. massaudubon.org.

WeeMuse Adventures. Berkshire Museum, 39 South St., Pittsfield. 11-11:30 a.m. Explore the Museum with stories, songs, scavenger hunts, play time, and more. For ages 18 months to 3 years. Free with admission. Members free; nonmember adults $13, youths 4 and up $6, children under 4 free. berkshiremuseum.org.

Winter Workshop: Papermaking. Discovery Museum, 177 Main St., Acton. 2-4:30 p.m. Explore the science of papermaking as you sculpt and squish recycled paper pulp into new, usable paper perfect to send messages this holiday season. Free with admission. Members free; nonmembers $14.50, ages under 1 free. discoveryacton.org.

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Saturday, December 14 

Pop-Up Play Day. Berkshire Museum, 39 South St., Pittsfield. 10 a.m.-12 p.m. Enjoy the big blue blocks of the Imagination Playground and the colorful Bilderhoos architectural building components. Free with admission. Members free; nonmember adults $13, youths 4 and up $6, children under 4 free. berkshiremuseum.org.

Wild About Winter. EcoTarium, 222 Harrington Way, Worcester. 10 a.m.-4 p.m. Enjoy indoor sock skating, winter-inspired science and crafts for toddlers to teens, and try your hand at building a winter shelter that’s just your size. Free with admission. Adults $18, youth $14, members and children under 2 free. ecotarium.org. 

Now and Then: Meet the Artists. The Eric Carle Museum, 125 West Bay Rd., Amherst. 10 a.m.-4 p.m. Celebrate the opening of ‘Now & Then’ with a special art studio project, and plenty of illustrators showing off their early childhood artwork. Free with admission. Adults $9, youths $6, ages under 1 free. carlemuseum.org.

Matt Heaton & the Outside Toys. Coolidge Corner Theatre, 290 Harvard St., Brookline. 10:30 a.m. Matt Heaton’s Holiday Hootenanny is a dance-filled, laugh-laced party for the whole family featuring his band the Outside Toys and new songs from his album ‘Snow Day’. Adults $13.50, children $10.50. coolidge.org.

Voices from Around the World: Family Trees. Concord Museum, 53 Cambridge Turnpike, Concord. 11 a.m.-12 p.m. Enjoy books that open children’s hearts, minds, and provide authentic perspectives and voices from around the world. Free with admission. Members free; nonmember adults $10, youths 5 and up $6, ages under 5 free. concordmuseum.org.

Make a Mess: Spin Art. Discovery Museum, 177 Main St., Acton. 11 a.m.-2 p.m. Twist, twirl, and give watercolors a whirl during this creative spinning art program. Free with admission. Members free; nonmembers $14.50, ages under 1 free. discoveryacton.org.

Arms and Armor: Roman Legion. Worcester Art Museum, 55 Salisbury St., Worcester. 11:30 a.m. & 2 p.m. Meet Legionary and Auxiliary soldiers and learn about the Legion’s history, weapons, tactics, and daily life in this engaging presentation. Free with admission. Members free; nonmember adults $18, youths 4-17 $8, ages under 4 free. worcesterart.org.

Holiday Nature Crafts Open House. Broad Meadow Brook Conservation Center and Wildlife Sanctuary, 414 Massasoit Rd., Worcester. 1-4 p.m. Come to the visitor center to view the tree and make your own ornaments with natural materials through our help or your own imagination. Member adults $6, children $3; nonmember adults $8, children $5. massaudubon.org.

Pajama and Hot Chocolate Storytime. Leominster Public Library, 30 West St., Leominster. 3-4 p.m. Enjoy a cozy afternoon sipping hot chocolate in your pajamas at the library, with wintry stories, and crafts. Recommended for ages 3-8. Register ahead. Free. leominsterlibrary.org.

Holly Jolly Sing-Along and Lantern Parade. Eustis Estate, 1424 Canton Ave., Milton. 5-7 p.m. An enchanting family-friendly holiday lantern stroll and Christmas carols at the Eustis Estate. Recommended for ages 5-12. Families $25, adults $10, children $5. historicnewengland.org.

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Sunday, December 15 

The Nutcracker. Coolidge Corner Theatre, 290 Harvard St., Brookline. 10 a.m. Celebrate the season during this screening of the Bolshoi Ballet’s performance of Tchaikovsky’s beloved score and timeliness story of a young girl and a nutcracker soldier. $25. coolidge.org.

Sherlock Jr. Coolidge Corner Theatre, 290 Harvard St., Brookline. 10:30 a.m. Buster Keaton plays a movie projectionist who daydreams himself into the movies he is showing and merges with the figures and backgrounds on screen, with this special showing for families with a local scientist discussion. Adults $9.50, children $7.50. coolidge.org.

Monument Maker: Family Trees Program. Concord Museum, 53 Cambridge Turnpike, Cambridge. 11 a.m.-12 p.m. A family-oriented talk, close-looking activities, and craft giving all ages the chance to sculpt their own masterpiece. Free with admission. Members free; nonmember adults $10, youths 5 and up $6, ages under 5 free. concordmuseum.org.

Wild About Winter. EcoTarium, 222 Harrington Way, Worcester. 11 a.m.-4 p.m. Enjoy indoor sock skating, winter-inspired science and crafts for toddlers to teens, and try your hand at building a winter shelter that’s just your size. Free with admission. Adults $18, youth $14, members and children under 2 free. ecotarium.org. 

Ice Art in the Courtyard. Worcester Art Museum, 55 Salisbury St., Worcester. 11 a.m.-4 p.m. See art take shape in a 6-foot ice sculpture demonstration in the Stoddard Courtyard, and keep warm with hot cocoa and cookies form our Sip Cart. Free with admission. Members free; nonmember adults $18, youths 4-17 $8, ages under 4 free. worcesterart.org.

Santa in Salem. Phillips House, 34 Chestnut St., Salem. 12-2 p.m. Take a photo with Santa, see the elegant Chestnut Street mansion. Enjoy cookies, cider, and a drop-in Christmas craft. Recommended for families with ages 4-10. Families $15. historicnewengland.org.

Special Sundays in the Studio. The Eric Carle Museum, 125 West Bay Rd., Amherst. 12-5 p.m. Explore new materials in the art studio and try a different project. Free with admission. Adults $9, youths $6, ages under 1 free. carlemuseum.org.

Boston Area Chantey & Maritime Sing. USS Constitution Museum, Building 22, Charlestown Navy Yard, Charlestown. 2-5 p.m. Listen, learn and lift your voices as you participate in your maritime heritage with a rousing chorus of sea chanteys. Free with admission. Donations $5-15. usscm.org.

Merrimack Valley Ringers. Worcester Art Museum, 55 Salisbury St., Worcester. 2 p.m. Listen to the sounds of the season with this special holiday concert by the Merrimack Valley Ringers in the Museum’s Renaissance Court. Free with admission. Members free; nonmember adults $18, youths 4-17 $8, ages under 4 free. worcesterart.org.

Christmas Party and Concert. Thayer Conservatory, 438 Main St., South Lancaster. 4 p.m. Holiday music performed by various Thayer musical groups including the Youth Ensemble of New England. Free. thayerconservatory.org.