SATURDAY, MARCH 1

Science of Building Things: Construction is fun and we'd like to share the science behind engineering structures, as well as what we might learn from some of nature's engineers. The Nashua River Watershed Association invites young engineers to join us for the "Science of Building Things" on Saturday, March 1, from 12:30 to 2:30 p.m., at the NRWA River Resource Center at 592 Main St. in Groton. We'll build things out of dough, snow, Legos, wood, paper, fabric, ice cubes, and much more. We will experiment with building things both inside and outside the River Resource Center. Science Saturday is open to children from all communities ages 7 to 11. The fee is $20 for NRWA members; $25 for nonmembers. For siblings who wish to attend, pay full price for the first child, half- price for the second. Pre-registration is required; contact Mary Marro at 978-448-0299 or email MaryM@NashuaRiverWatershed.org.

Ham and bean supper: 5:30 p.m., The First Baptist Church of Littleton. The supper menu will be a variety of homemade Boston Baked Beans, ham, hot dogs, cheesy homemade macaroni and cheese, varieties of salads, rolls and desserts. Cost is $6.50 for adults, $5 for students and seniors, $20 for families. Please join us for a traditional New England Saturday night favorite at 461 King St. on the Common in Littleton. The building is handicapped accessible. Please call 978-486-4660 or email office@fbcittleton.org for information.

SUNDAY, MARCH 2

AMA Breakfast: The Ayer Masonic Association will hold its monthly fund raising breakfast at the Ayer Masonic Center ,11 Sculley Road, Ayer, from 7:30-10 a.m. Menu includes eggs cooked to order or pancakes with bacon or sausage, potatoes, toast, juice, and coffee. Specials for this month are Eggs Benedict and homemade corned beef hash served with the eggs of your choice. Come early and bring your friends.

MONDAY, MARCH 3

Sing Rossini with the Nashoba Valley Chorale! The Nashoba Valley Chorale, still exhilarated from singing Bach's Mass in B Minor in February, is now gearing up for spring. We will perform Rossini's Petite Messe Solennelle May 31. Our first few rehearsals of the season are open, so that new people can try us out before committing to the group. Rehearse with the NVC Mondays, March 3 and 10, from 7:30 to 9:30 p.m., at the First Baptist Church of Littleton to see if we are the singing group for you. Visit nashobavalleychorale.org for more information.

SATURDAY, MARCH 8

Maple Sugaring: NRWA Family Workshop: Come to the Nashua River Watershed Association River Resource Center from 1-2:30 p.m. for a Maple Sugaring Workshop. Families will have a chance to identify, drill and tap maple trees, get to taste sap coming from the tree, and learn how to boil it down to syrup. We will play an active sugaring game, read a book about maples, and enjoy a delicious sample. Open to all ages, this program is most appropriate for ages 4 to 10 years and their families; backpack babies welcome. The NRWA River Resource Center is located at 592 Main St. in Groton. Fee: NRWA members: $6/person or $18/family; nonmembers: $8/person or $24/family. Pre-registration is required. To register, please contact Mary Marro at 978-448-0299, or email MaryM@NashuaRiverWatershed.org.

SUNDAY, MARCH 9

Concert at the Healing Garden: The Virginia Thurston Healing Garden will hold a "Concert at the Garden" on Sunday, March 9, at 3 p.m. The Garden welcomes Harmonie Transverse, a flute ensemble of up to 14 members playing piccolo, C Flute, G Alto Flute, Bass Flute and Contra Bass Flute. The Healing Garden is located at 145 Bolton Road in Harvard and offers support, educational and therapeutic services to those affected by cancer. Admission is $10 for Garden members, $15 for nonmembers. All proceeds benefit the services of the Healing Garden. Visit www.healinggarden.net for event updates or cancellations.

WEDNESDAY, MARCH 12

Learn to create a low maintenance garden: 7 p.m., Pepperell Senior Center. Design-less Gardening: A Naturalistic Approach, will be presented by the Pepperell Garden Club. Adults, $5, $2 for seniors, free for members. For info: Call Kathy at 978-433-8031.

THURSDAY, MARCH 13

Foxwoods Casino Trip: The Friends of the Townsend Seniors are planning a trip to Foxwoods Casino open to all area adults. It includes round-trip bus from Townsend, and coupons for the buffet lunch and free play. Sign-up and prepaid registration may be made by calling Avis Roy at 978-597-6829 or the Townsend Senior Center, 978-597-1710. The cost of the trip is $28. It's always s a fun trip and you are invited to come with friends.

FRIDAY, MARCH 14

Love in Motion benefit concert: 7 p.m. Free admission, Ashby Elementary School, Main Street, Ashby. The "Love in Motion" benefit concert brings together the members of the community of Ashby and the surrounding towns to raise funds for the Roland Barrette Care Fund and the Ashby Food Pantry. The evening is jam-packed with events that include 50 raffle items, silent art auction, silent auction for "Muppets" style puppets, refreshments and live music by "The Shift." The Roland Barrette Care Fund was established to provide financial resources to Roland Barrette, a resident of Ashby who was injured in November while volunteering his time to fix the backboards on the town basketball court.

The Ashby Food Pantry is just starting up again, and is in need of nonperishable food items to take care of those in need in town. After opening in February, it will provide services to Ashby residents twice per month, on the second and fourth Tuesdays from 6-7:30 p.m. They are handicapped-accessible and located in the Ashby Town Hall.

For information or to donate to the benefit, please call Debbie at 978-906-5081 or email Scherrie at scherrie@sanctuaryashby.org.

SATURDAY, MARCH 15

Ayer-Shirley Lions Club Karaoke Night: Billiards Cafe, 39 Main St., Ayer. Join us for a night of music, dancing, raffles and fun! Karaoke DJ -- Lion Mark Demarais. Tickets,- $10. Available at the door or in advance at: Closets by Design, Shirley; North Middlesex Savings Bank, Ayer and Shirley branches. All proceeds to benefit Lion charities, Mass Lions Eye Research Fund and local scholarships.