FREEPORT

A thrift shop, estate sale, will be held from 8 a.m. to 4 p.m. Friday and Saturday at Freeport Community Center, 53 Depot St. The event will offer furniture and other items for a home or apartment. There will also be lunch and baked-goods for sale.

GORHAM

A representative of Maine Search and Rescue Dogs will present a program Thursday to teach elementary school children how to avoid getting lost and how to make it easier to be found if they do ever get lost.

“Lost But Found Safe and Sound” will be held at 9:30 a.m. at North Gorham Public Library at the corner of Standish Neck and North Gorham roads. There will be a demonstration with a rescue dog, as well.

For more, call 892-2575.

NEW GLOUCESTER

The fourth annual Maine Native American summer market and demonstration will be held from 10 a.m. to 3:30 p.m. Saturday at Sabbathday Lake Shaker Village, Route 26.

There will be drumming, singing and dancing by the Penobscot Nation’s Burnurwurbskek Singers and the Passamaquoddy tribe’s Sipayik Dance Troupe.

The event will also feature traditional storytelling and flute playing by David Sanipass, a member of the Aroostook Band of Micmacs.

There will be more than 25 Native American artists from among the Penobscot, Passamaquoddy, Micmac and Maliseet tribes selling crafts and demonstrating craft skills.

For more, call 926-4597.

Chris Becksvoort, a noted craftsman, will present a workshop on how to make a 22-inch-high white pine Shaker-style stepstool 9 a.m. to 4 p.m. Saturday at Sabbathday Lake Shaker Village, Route 26, New Gloucester.

The cost is $45. Special tools are required. Space is limited. Pre-registration is required.

For more, call 926-4597.

PORTLAND

There will be a program about Portland’s city parks from 9 a.m. to noon Thursday at the Portland Public Library, 5 Monument Square.

The program, “Know Your Parks — Portland’s Forested Treasures,” will include information and stories from Pat Maloney, Maine Project Learning Tree coordinator; Jeff Tarling, Portland City Arborist; Ken Canfield, forester with the Maine Forest Service; and Jan Santerre, of Project Canopy.

The cost is $20, which includes attendance at both the August and fall sessions, receipt of handouts, and the National Project Learning Tree PreK-8 Activity Guide. Registration is required. For more, call 626-7990 or email meplt@gwi.net.

GRAY/NEW GLOUCESTER

Gray/New Gloucester Adult & Community Education will hold an information night Wednesday for people interested in becoming a certified nursing assistant.

It will be held at 6 p.m. in the Gray-New Gloucester High School cafeteria.

For more, call 657-2620.

YORK

The Mount Agamenticus Conservation Program is hosting a Community Volunteer Workday from 9 a.m. to 12:30 p.m. Saturday.

Volunteers will work alongside conservation crews to re-route top sections of Fisher and Vulture’s View trails.

Previous workdays have completed minor reroutes on other trails that loop up to the summit with less incline than before.

The goal this season is to restore all of the existing paths leading to the summit and connect them into a meandering one-mile summit loop trail.

Attendees are encouraged to bring work gloves, sturdy shoes and a water bottle. Tools will be provided.

Volunteers are asked to register in advance by calling the Conservation Office at 361-1102 or email robin@agamenticus.org

Additional workdays are scheduled for Sept. 15 and Oct. 21.

For more details, go to www.agamenticus.org.

ORRS ISLAND

Crime novelists discuss their craft at 7 p.m. Thursday at the Orrs Island Library at 1699 Harpswell Islands Road.

Authors Gerry Boyle and Kate Flora will talk about their books and their writing careers.

This event is free and open to the public. The building is handicap accessible.

For more details, call John Webster at 833-5430.

WEST BUXTON

The program “Walk the Trails of Indian Cellar” will be held from 9:30 to 11 a.m. Saturday at the Buxton-Hollis Historical Society Library and Museum at 8 River Road, Route 112.

John Mattor, who was instrumental in preserving and developing the Indian Cellar site, will offer a guided interpretation and Don Marean will discuss the progress of a proposal to build a pedestrian bridge across the Saco River to improve access to the parks and trails.

For more details, email Meg Gardner at daisymayc@gmail.com, call 929-3647 or go to www.buxtonhollishistorical.org.

CAMDEN

David Foster returns to the Camden Public Library at 7 p.m. Tuesday to present his humorous one-man show, “The Humor of American Politics.”

Drawing on the work of Benjamin Franklin, Abigail Adams, Mark Twain, H.L. Mencken, William F. Buckley Jr., Mollie Ivins, E.B. White, Dave Barry, and a host of others, Foster demonstrates his thesis that humor is the enduring strength of the Republic since its inception.

The library is at 55 Main St.

For more details, call Ken Gross at 236-3440.

ROCKPORT

More than 40 Special Olympics Maine athletes will gather at the Mid Coast Recreation Center on Wednesday to compete in a variety of tennis skills competitions.

Registration begins at noon and the competition will begin at 1 p.m. Awards will be presented at the end of the competition.

Special Olympics Maine is a year-round athletic training and competition program for adults and children with intellectual disabilities.

More than 3,500 Maine athletes participate in the program that offers 28 sports contests.

For more details, call Mark Capano at 879-0489.

ELLSWORTH

An American Heart Association Heartsaver CPR and First Aid training classes will be offered at Maine Coast Memorial Hospital at 50 Union St.

CPR will be offered from 5:30 to 9 p.m. Monday for a fee of $40 and first aid training will be offered from 5:30 to 9 p.m. Wednesday for a fee of $30.

Class size is limited and advance registration requested by calling Michelle Mahon at 664-5588 or e-mail mmahon@mainehospital.org.

DAMARISCOTTA

Pat O’Brien, of FIORE Artisan Olive Oils & Vinegars at Rockland and Bar Harbor, will offer an artisan extra virgin olive oil and balsamic vinegar tasting tour at 4 p.m. Wednesday at Spectrum Generations Coastal Community Center, at 521 Main St.

Cost is $10. Advance registration is required by Tuesday by calling 563-1363.

NORWAY

Historian Larry Glatz will present an informative talk on the War of 1812 and its effects on life in Maine at 7 p.m. Tuesday at the Norway Historical Society, 471 Main St.

Refreshments will be served.

For more details, call Anita Hamilton at 743-7986, ext. 1044.