Bowl for Kids Sake, benefits Big Brothers Big Sisters of Midcoast Maine, Allplay Family Entertainment Center, Waldoboro. 4 to 5 p.m.

Cinco de Mayo Celebration, with music, dancing, food and a silent auction; benefits Partners for Rural Health in the Dominican Republic; Space, Portland. $10; free for ages 12 and under. 6 p.m.



Southern Maine AIDs Walk Weekend, with concerts, special events and Beach & Bay 5K Run/Walk for AIDS; benefits Frannie Peabody Center; Ogunquit Beach. Prices vary. 619-8013. Various times Friday to Sunday; schedule at

Foxes and Friends: A Festive Night of Fun, music by Time Pilots, honors Sue Fox and her battle with cancer, Events on Broadway, South Portland. $20. Call for time: 699-5855.



Dancing for the Stars, with an international dance theme; benefits Phillips-Strickland House; Bangor Civic Center. $40; votes cost $1 each. 941-2820. 7 p.m. (doors at 6:30 p.m.)

Mike Drapeau Scholarship Concert, with the Alumni Band and Straight Lace, Thornton Academy Garland Auditorium, Saco. $5 in advance; $8 at door. 7 p.m.

Sobopalooza for the Library, acoustic show featuring two dozen teen singers and musicians; benefits new South Berwick Public Library; Marshwood High School, South Berwick. $5, $10. 384-4500. 7 p.m.

Walk-a-Thon, all-ages fun walk to benefit Dead River Area Historical Society, Stratton Elementary School. 246-2271. 10 a.m.; rain date is May 21.

Benefit Dance for Tsunami Relief, benefit for sister city in Aomori, Japan, music by Under the Covers; Hall-Dale Middle School, Farmingdale. $5. 7 to 11 p.m.

“Palette!” silent and live auction fundraiser, Fiddlehead Center for the Arts, Gray. $20 to $25. 657-2244. 6 p.m.

The Mad Hatter Affair, with a live viewing of Kentucky Derby, music by the Jim Ciampi Band, silent and live auctions, food and cocktails; annual fundraiser for Maine Historical Society; Woodlands Club, Falmouth. $25. 774-1822. 5 to 11 p.m.

Wolfe’s Neck Farm Spring Gala and Auction, with silent and live auctions and four-course dinner featuring locally-grown foods, Harraseeket Inn, Freeport. $75. 5:30 to 10 p.m.

Spring Fashion Show and Silent Action, benefits radio station WRFR-LP, Lincoln Street Center, Rockland. $5 to 8. Auction at 6 p.m.; fashion show at 7 p.m.


A Day at the Opry, with music by Pete Witham and the Cozmik Zombies; benefits the Maine Credit Union League’s Campaign to End Hunger in Maine, Pittsfield Community Theater. $10. 2 p.m.




May Day Festival, 13th annual event, Downtown Plaza, Kennebunk. Free. Parade at 1:30 p.m.; other events throughout the day. Schedule at

Mayfair, with maypole dancing, family activities, live music, food and citywide yard sales, various locations, Bath. 442-7291. Various times; schedule at

May Celebration & Medieval Faire, with maypole dancing, games, food and drink, Merriconeag Waldorf School, Freeport. Free. 10 a.m. to 1 p.m.

Spring Carnival, with cupcake walk, football toss, wacky hair salon and pony rides, L’Ecole Francaise du Maine, Freeport. Free. 10 a.m. to 2 p.m.




PLAY, the Telling Room’s fifth annual community celebration, Portland Public Library. $10/donation; free for students. 7 p.m.


Solar Shows, “Mars Quest” and “Two Pieces of Glass,” University of Southern Maine (Southworth Planetarium), Portland. $4 to $9. 780-4249. 7 and 8:30 p.m.

First Friday After Party at the Spa, with food, music, art, raffles and complimentary spa treatments, Portland Regency Hotel and Spa. Free. 8 to 9:30 p.m.

Expression of the Arts, with music, art, food and the spoken word, Nasson Community Center, Springvale. $3. 324-5657. 7 to 9 p.m.

Annual Book Sale, pre-sale preview, Bangor Public Library. 947-8336. 3 to 4 p.m.



Solar Show, “Images of the Infinite,” University of Southern Maine (Southworth Planetarium), Portland. $4 to $9. 780-4249. 3 p.m.

Annual Book Sale, Bangor Public Library. 947-8336. 9 a.m. to 1 p.m.

National Train Day, with working model train exhibit, a Maine Eastern Railroad train and more; Maine Narrow Gauge Railroad Museum, Portland, 10 a.m. to 3 p.m.; Bath Visitor Center and Train Station, 10 a.m. to 2 p.m.; Amtrak Downeaster Station, Saco, 10 a.m. to 4 p.m.; and Airport Mall, Bangor, 10 a.m. to 2 p.m. Free.

Into the Mud Challenge, 2.5-mile race with obstacles and mud pits, Gorham Middle School. $25; $10 for youth racers. 9:30 a.m.

Third Annual Plow Day, with draft-horse demonstrations, wagon rides, a blacksmith and Carriage Museum exhibits, Skyline Farm, North Yarmouth. Free; $5 for pony rides. 829-3624. 9 a.m. to 2 p.m.

Taste of India, meditation event with Swami Tyagananda followed by festival; Sadhana, the Meditation Center, South Portland. $10 to $25. 2 to 8 p.m.

Mother’s Day Makeup Event, makeup consultations, Whole Foods Market, Portland. Free. 774-7711. 11 a.m. to 2 p.m.

Buddha’s Birthday, sitting and walking meditation, festival and ceremony geared to children and a potluck, Maine Audubon (Gilsland Farm), Falmouth. 781-2330. 1 to 5 p.m.

Quilt Show, display of antique and contemporary quilts, New Gloucester Historical Society (History Barn). Free. 9 a.m. to noon.

Declaration of Independence, display of one of the 26 original Dunlap broadsides printed on July 4, 1776, with accompanying video, Bangor Public Library. 947-8336, ext. 111. 9 a.m. to 5 p.m.



Solar Show, “Rusty Rocket,” University of Southern Maine (Southworth Planetarium), Portland. $4 to $9. 780-4249. 3 p.m.



Story Telling Circle, hosted by Deena Weinstein, Local Sprouts Cooperative, Portland. Free. 899-3529. 7 p.m.



Met Opera Encore: “Il Trovatore,” HD screening of performance, Strand Theatre, Rockland. $23. 594-0070. 1 p.m.




“Vasermil” (2007), a film that reflects contemporary life in Israel, Rockland Public Library. Free. 594-0310. 6 p.m.

“El Muro,” documentary about the fence between the United States and Mexico, followed by discussion with filmmaker Greg Rainoff, College of the Atlantic (McCormick Lecture Hall), Bar Harbor. Free. 801-5624. 7 p.m.


“Marwencol” (2010), documentary, Strand Theatre, Rockland. $7, $8.50. rocklandstrand. com. 8 p.m.


New York Short Film Concert, with guest host Bob Keyes of The Portland Press Herald/Maine Sunday Telegram, Fryeburg Academy (Leura Hill Eastman Performing Arts Center), Fryeburg. $7, $10. 935-9232. 7:30 p.m.


Kids Classics at Dreamland Theater, movies for children, Winter Street Center, Bath. $5/donation. “Robin Hood” (1973; animated), 2 p.m.


Flix for Chix, Skidompha Library, Damariscotta. $5/donation. 563-5513. “The Young Victoria” (2009), 7 p.m.


Teens Through Time, film series, Portland Public Library. Free. 871-1700. 1990s: “I Know What You Did Last Summer” (1997, R), 4:30 p.m.

Classic Film Series, Dunaway Center, Ogunquit. Free. 646-7055. “Exodus” (1960), 7 p.m.

“Race to Nowhere” (2009), documentary, Camden Opera House. $5 to $15. 7 p.m.




Hannah Holmes, science journalist and author of “Quirk: Brain Science Makes Sense of Your Peculiar Personality,” South Portland Public Library. Free. 767-7660. 6:30 p.m.



Free Comic Book Day, Casablanca Comics, Portland, and Bull Moose Music in Scarborough, Bangor and Lewiston. Free. All day.

Spring Author Series, with Jane Brox, author of “Brilliant: The Evolution of Artificial Light,” Wiscasset Public Library. Free. 882-7161. 1 p.m.


Julia Spencer-Fleming, author of “One Was a Soldier,” Skidompha Library, Damariscotta. Free. 563-5513. 2 p.m.

LunchBox Friends, with Glenna Johnson Smith, author of “Old Maine Woman: Stories from the Coast to the County,” Falmouth Memorial Library. Free. 781-2351. Noon.


Brown Bag Lecture, with Glenna Johnson Smith, author of “Old Maine Woman: Stories from the Coast to the County,” Portland Public Library. Free; bring lunch. 871-1710. Noon to 1 p.m.

Jane E. Radcliffe and Linda C. Lefko, authors of “Folk Art Murals of the Rufus Porter School: New England Landscapes 1825-1845,” Maine State Museum, Augusta. Free. 287-2301. 6:30 p.m.

Glenna Johnson Smith, author of “Old Maine Woman,” Longfellow Books, Portland. Free. 772-4045. 7 p.m.



Portland Sea Dogs, Minor League baseball, Hadlock Field, Portland. $7 to $9. Vs. New Britain, 6 p.m. Friday; 1 p.m. Saturday and Sunday.

Portland Pirates, minor league AHL hockey, Cumberland County Civic Center, Portland. $11 to $19. Playoff games vs. Binghamptom, 7 p.m. Friday; 7 p.m. Sunday (if necessary)



Contradance, American Legion Hall, Belfast. $6 to $8. 338-0979. Potluck at 7:30 p.m.; contradance at 8 p.m. Friday.

Saturday Night Dance Party, American Ballroom Dance Academy, Portland. 671-7644. Argentine tango lesson at 6 p.m.; group lesson at 7 p.m.; dance party 8 to 11 p.m. Saturday.