Friday, February 14 

Northampton Ice Art Festival. Downtown Northampton, 99 Pleasant St., Northampton. 9 a.m.-8 p.m. Artists carve and craft new ice sculptures before each sculpture is illuminated during the night. Free. northamptondna.com.

Stories and Craft. Newton Free Library, 330 Homer St., Newton. 10-10:45 a.m. Enjoy stories and a craft. Aimed for ages up to 4. Free. newtonfreelibrary.net.

Backyard and Beyond: Forest Friday. Discovery Museum, 177 Main St., Acton. 10-10:45 a.m. Enjoy a nature-based activity either in the Discovery Woods or out on the conservation land next door. Recommended for ages 2-6. Free with admission. Members free; nonmembers $15.50, under age 1 free. discoveryacton.org.

Be My Valentine. Leominster Public Library, 30 West St., Leominster. 10-11 a.m. Read some Valentine’s Day stories, and make some special valentines. For ages 3-7. Register ahead. Free. leominsterlibrary.org.

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

Sensory Play Storytime. Newton Free Library, 330 Homer St., Newton. 11:15 a.m.-12 p.m. Look, listen, touch, and play as we explore different sensory concepts. Aimed for ages 2-4 with caregivers. Free. newtonfreelibrary.net.

Everyday Engineering: Pop-Up Cards. Discovery Museum, 177 Main St., Acton. 2-4:30 p.m. Make a pop-up card Valentine or two using simple paper engineering and your creativity. Free with admission. Members free; nonmembers $15.50, under age 1 free. discoveryacton.org.

Valentine’s Day Storytime and Craft. Newton Free Library, 330 Homer St., Newton. 3-4 p.m. Enjoy stories and songs about friendship, love, and family, and join us for a valentine card crafting session. For ages 3-8 with caregivers. Free. newtonfreelibrary.net.

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Saturday, February 15 

Everyday Engineering: Engineer a Bird Feeder. Discovery Museum, 177 Main St., Acton. 10 a.m.-2 p.m. Design and build your own birdfeeder using simple recycled and repurposed materials for the Discovery Woods or your own backyard. Free with admission. Members free; nonmembers $15.50, under age 1 free. discoveryacton.org.

LEGO Maritime Festival. USS Constitution Museum, Building 22, Charlestown Navy Yard, Charlestown. 10 a.m.-5 p.m. Set sail with your family this February Vacation as you build your own ship with LEGO and DUPLO Blocks. Suggested donation $5-15. ussconstitutionmuseum.org.

MFA Playdates: Precious Pets. Museum of Fine Arts: Boston, 465 Huntington Ave., Boston. 10:15-11 a.m. Bring your toddler to enjoy story time and looking activities in the galleries followed by art making exploring the pets featured in the collections. Recommended for ages 4 and under. Free with admission. Members free; nonmember adults $25, youths 7-17 $10, ages under 7 free. mfa.org.

Magic & Beyond. The Regent Theatre, 7 Medford St., Arlington. 10:30 a.m. Enjoy this all-ages illusion show featuring unique, theatrical, visual magic, audience participation, and comedy. Adults $12, youths 3-12 $10, ages under 3 free. regenttheatre.com.

WAM Artful Play. Worcester Art Museum, 55 Salisbury St., Worcester. 10:30-11:15 a.m. Enjoy a specially designed tour, story in the gallery, hands-on activity, and juice and snacks. Free with admission. Members free; nonmember adults $18, youths 4-17 $8, ages under 4 free. worcesterart.org.

Tanglewood Marionettes Present Cinderella. TCAN: Center for Arts, 14 Summer St., Natick. 11 a.m. Tanglewood Marionettes brings the classic tale of Cinderella to life as the story emerges from a giant book revealing beautifully painted scenes. Adults $12, children $10. natickarts.org.

Bubble Trouble with Jeff Boyer. Berkshire Museum, 39 South St., Pittsfield. 11 a.m. & 1 p.m. See bubbles taken to the max in this one-man extravaganza featuring juggling bubbles, sculpting bubbles, fog-filled bubbles, and more. Member adults $5, children $3; nonmember adults $15, children $6, ages under 3 free. berkshiremuseum.org.

Maleficent. Newton Free Library, 330 Homer St., Newton. 2 p.m. Enjoy this live action adaptation taking a spin on the classic tale of Sleeping Beauty. Free. newtonfreelibrary.net.

Special Storytime: Gloria Repress-Churchwell. Eric Carle Museum, 125 West Bay Rd., Amherst. 2 p.m. Join author Gloria Repress-Churchwell as she reads from her new picture book ‘Follow Chester!’ about Dr. Chester Pierce, the first black college football player to compete south of the Mason-Dixon line. Free with admission. Adults $9, youths $6, ages under 1 free. carlemuseum.org.

Happier Family Comedy Show. Eric Carle Museum, 125 West Bay Rd., Amherst. 3 p.m. Enjoy this hour-long, all new, created on-the-spot, audience inspired family-friendly improv show. Member adults $9, youths $4.50; nonmember adults $10, youths $5. carlemuseum.org.

Build a Wooden Fire Engine. Leominster Public Library, 30 West St., Leominster. 3-4 p.m. Read a fire engine story before building a wooden fire engine with hammer, nails, and paint. For ages 3-7 with caregiver. Register ahead. Free. leominsterlibrary.org.

ICCA Northeast Quarterfinal: Night One. Berklee Performance Center, 136 Massachusetts Ave., Boston. 7 p.m. Top a cappella collegiate groups from the Northeast compete for the title of International Champions during this concert competition. $20-35. berklee.edu/events.

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Sunday, February 16 

Everyday Engineering: Engineer a Bird Feeder. Discovery Museum, 177 Main St., Acton. 10 a.m.-2 p.m. Design and build your own birdfeeder using simple recycled and repurposed materials for the Discovery Woods or your own backyard. Free with admission. Members free; nonmembers $15.50, under age 1 free. discoveryacton.org.

LEGO Maritime Festival. USS Constitution Museum, Building 22, Charlestown Navy Yard, Charlestown. 10 a.m.-5 p.m. Set sail with your family this February Vacation as you build your own ship with LEGO and DUPLO Blocks. Suggested donation $5-15. ussconstitutionmuseum.org.

Magic & Beyond. Coolidge Corner Theatre, 290 Harvard St., Brookline. 10:30 a.m. Enjoy this one-person illusion show that features unique theatrical and visual magic combined with comedy, music, and audience participation. Adults $14, children $11. coolidge.org.

Tet in Boston Festival: Vietnamese New Years 2020. Boston College High School, 150 Morrissey Boulevard, Boston. 10:30 a.m.-5 p.m. Celebrate the Lunar New Year with cultural dances, children’s games, and plenty of merriment featuring over 80 vendors and family fun. $5. tetboston.org.

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