Operation Graduation: Through May 23. The Class of 2020 will offer 18-inch blue foil balloons with “Congratulations L-S Grad” for Lincoln-Sudbury Regional High School seniors. The balloons will be delivered to the graduates’ homes prior to graduation. Cost is $5 per balloon. Proceeds benefit the Class of 2020 Steering Committee. Order deadline is May 23. To order:

Solo piano recital: 2 p.m. May 18, Bemis Hall 15 Bedford Road, Lincoln. Free. For information: 781-259-8811. Lincoln resident Wanda Paik will play a solo piano recital, with music by Bach, Beethoven, Debussy and Chopin. Refreshments will follow.

Evenings at Gropius: 7-9 p.m. May 18, Gropius House, 68 Baker Bridge Road, Lincoln. $35 Historic New England members, $45 nonmembers. Registration required. Call 781-259-8098 or register online. During this evening slide show and house tour, see how Walter Gropius’ innovative lighting scheme comes to life at night. Gropius, founder of the German design school known as the Bauhaus, was one of the most-influential architects of the 20th century. His 1938 home showcases the clean, contemporary lines of modern design. Light refreshments provided.

Nesting Birds of Minute Man National Historical Park: 10-11:30 a.m. May 20, Hartwell Tavern (parking lot), 106 N. Great Road, Lincoln. In case of bad weather, call 617-480-5103 for program status. Explore the nesting bird species of Minute Man NHP. Attendees will look for the nests of orioles, tanagers and others and watch for adult birds feeding and raising their young. Leader will bring a scope for close-up views of birds. This is a 1-mile walk on both paved paths and wooded dirt trail. Bring binoculars if you have them and wear suitable footwear for possibly muddy trail. Children attending should be able to stand still and observe quietly.

SVT Bird Walks: May 29, and June 1, 3 and 9. Sudbury Valley Trustees is offering guided bird walks for both new and experienced bird watchers. Early morning bird walks, meeting at 7 a.m. to observe birds when they are most active, will be offered at various locations. On June 1, the unique desert habitat at Memorial Forest in Sudbury will be the site of a bird walk led by conservation agent Michele Grzenda and SVT’s Laura Mattei. Additional programs offer a closer look at some interesting local bird species and their behaviors and specific habitat needs. On May 29 at 7:15 p.m., Laura Mattei will lead an evening Whip-Poor-Will Walk at Memorial Forest and the Desert Natural Area in Sudbury. These rare birds are more likely to be heard with the light of the full moon. On June 3 and 9, SVT offers two opportunities to visit the great blue heron rookery at Lyons-Cutler Reservation and Landham Brook Marsh in Sudbury during fledgling season. Registration is required for all programs and space is limited. For more information and to register:; 978-443-5588, ext. 123.


Garlic mustard neighborhood pull: Through May 31. For information:; It’s garlic mustard pulling season. Help eradicate this invasive plant. Free paper leaf bags are available at Conservation and LLCT Offices. Drop off 7:30 a.m.-3 p.m. Monday through Friday. Drop paper leaf bags behind the DPW on Lewis Street (near the cell tower). Pick up available through May 31; contact the Conservation Department at 781-259-2612 or LLCT will be releasing videos about Garlic Mustard identification and control at

Hazardous Waste Collection: Collection dates for 2018 at the Minuteman Hazardous Waste facility in Lexington are as follows: June 16, July 15, Aug. 11, Sept. 16 (Sunday), Oct. 13 and Nov. 3. To register, call the Board of Health at 781-259-2613 or get a form from the office at 16 Lincoln Road. All Lincoln residents must be pre-registered.

Senior Dining volunteers needed: Senior Dining is the Council on Aging’s program providing an elegant meal once a month at St. Anne’s Church. In order for the program to continue, the COA needs volunteers who can help set tables, serve the meals and clean up a few times a year on a third Tuesday between 11 a.m. and 1 p.m. For information or to volunteer, contact Kim Buell at or 781-259-1278.

Community Preservation Committee volunteers needed: The Board of Selectmen is seeking volunteers to fill several vacancies on the Community Preservation Committee. This is an opportunity to help the town, to learn about its historic preservation, affordable housing, open space preservation, recreational programs and initiatives and to help determine how to most wisely invest limited Community Preservation Act funds. The town’s volunteer application form is available on the homepage by clicking on the “Volunteer” button located in the right hand column at Applications should be submitted to the selectmen’s office, (attn: Peggy Elder, administrative assistant). For information:, 781-259-2601.

Council on Aging needs volunteers: The COA needs Lincoln drivers to transport older residents to medical appointments, essential shopping and to the COA for services and activities, as well as Meals On Wheels drivers to deliver meals to homebound residents. Lincoln drivers drive one day per month transporting passengers to destinations in Lincoln and surrounding towns, or drivers may be substitutes, driving only occasionally. Meals on Wheels drivers drive one or more days per month, picking up meals in Concord and then delivering them to several residents. For information: 781-259-8811.

Special education and 504 services: The Lincoln Public Schools are working to locate, identify and evaluate any child residing in a home, facility or residence within its geographical boundaries, preschool to eighth grade, who may have a disability and be in need of special education or 504 services. If a child living within the town of Lincoln or the Hanscom Air Force Base, who may have a disability and may need, but is not receiving, special education or 504 services is known, call 781-259-9403 or send information to Lincoln Public Schools, 6 Ballfield Road, Lincoln, MA 01773.