FRICK PARK: Join the Three Rivers Birding Club and special guest Ted Floyd at 7:30 a.m. for a Spring Bird Outing. Mr. Floyd is the editor of Birding magazine and author of the Smithsonian Field Guide to the Birds of North America. Participants are to meet at the Environmental Center parking lot on Beechwood Boulevard, Squirrel Hill.

MOUNT WASHINGTON: The Association of University People, a nonprofit singles organization serving college graduates 50 and older, meets at 7 p.m. at the Chatham Mansion. The program consists of four one-act plays by Dr. C.R. Thomas, emeritus professor of English, presented by actors in full costume. Fee is $3. For more information, visit www.aupsinglespittsburgh.org or call 412-734-8445.

SQUIRREL HILL: Jewish Family & Children's Service accepts replies through today for its annual meeting, set for 7 p.m. Thursday in the Katz Auditorium of the Jewish Community Center of Greater Pittsburgh, 5738 Forbes Ave. The event celebrates 70 years of helping individuals and families; a closing program with reception features guest speakers Gideon Aronoff, president and chief executive officer of Hebrew Immigrant Aid Society, and photojournalist Susie Shapira, who shares her experiences with Burmese refugees. For more information, visit www.ujfpittsburgh.org, click on Community Resources and search the community calendar; or call 412-422-7200.

DOWNTOWN: YWCA Legal Resources for Women offers a Second Tuesday presentation, "What Every Woman Needs to Know About Divorce," from 5:30 to 8:30 p.m. today at the Downtown YWCA, Wood Street and Fourth Avenue. To register or for more information, call 412-255-1246.

SQUIRREL HILL: Jim Cunningham, WQED radio host and morning show producer, presents "WQED-FM 89.3: A Pittsburgh Institution for 35 Years," during a Squirrel Hill Historical Society meeting at 7:30 p.m. at Sixth Presbyterian Church, Forbes and Murray avenues. For more information, visit www.squirrelhillhistory.org or call 412-417-3707.

OAKLAND: Allegheny County Department of Human Services' Office of Behavioral Health and Allegheny County Veterans' Services co-host a free conference, "Support for Returning Veterans -- A Community Effort," from 9 a.m. to 4 p.m. at Soldiers & Sailors National Military Museum and Memorial, 4141 Fifth Ave. Registration begins at 8 a.m. Returning veterans and their families, care providers, behavioral health professionals and students are encouraged to attend. To register or for more information, visit www.alleghenycounty.us/dhs/veterans.aspx, or call 412-621-4253.

DOWNTOWN: A+ Schools, an independent community advocate for improvement in public education in Pittsburgh, discusses CAPA 6-12 from 5:30 to 8 p.m. in the Regional Enterprise Tower, 425 Sixth Ave. It focuses on Pittsburgh Public Schools' plan to incorporate its 6-8 program into the 9-12 program's Downtown location. Participants can offer ideas on how to make the transition successful. Dinner and child care are available to registrants. For details, visit www.aplusschools.org, or call 412-258-2660, ext. 101.

UPTOWN: The Pittsburgh Urban Magnet Project holds its annual Discover Pittsburgh event from 5:30 to 8:30 p.m. at Duquesne University's Power Center Ballroom, 1015 Forbes Ave., fifth floor. Area organizations showcase themselves to college students, recent graduates and young professionals looking for cultural, educational, recreational and social opportunities in Pittsburgh. Admission is free. For more information, visit www.pump.org.

DOWNTOWN: The 52nd annual Pittsburgh Folk Festival is from 4 to 10 p.m. today, noon to 10 p.m. tomorrow and noon to 6 p.m. Sunday at the David L. Lawrence Convention Center. The multicultural celebration of more than 30 nationalities includes music, traditional dance, food, cultural exhibits, a global marketplace, folk crafts and more. Admission is $10 for those 13 and older, $4 for children 4 to 12.

SHADYSIDE: Shadyside Chamber of Commerce hosts Steel City Greyhounds' "Hounds on the Town!" from noon to 3 p.m. in the Walnut Street parklet, across from the Apple store. Participants can meet retired racing dogs and see what good companions they make. The event also features raffles, music, treats for dogs and people, and information on greyhound adoptions.

SQUIRREL HILL: Friends of the Squirrel Hill branch of Carnegie Library of Pittsburgh, Murray and Forbes avenues, holds a used book sale from 10 a.m. to 4:30 p.m. today and 1 to 4:30 p.m. tomorrow. Hardcover books are $2; trade paperbacks, $1; regular paperbacks, 50 cents. Donations for the sale are accepted this week during regular library hours. For more information, call 412-422-9650.

SQUIRREL HILL: Birthright of Pittsburgh, which for 37 years has been helping Pittsburgh girls to have their babies, holds its annual Spring Walk-a-Thon from 10 a.m. to noon at the Schenley Park Oval. For sponsor forms or to register, call 412-621-1988.

EAST LIBERTY: Dr. Daniel Maguire, author and professor of moral theology at Marquette University, is guest speaker today and tomorrow at East Liberty Presbyterian Church, 116 S. Highland Ave. Today, he leads a free adult education class at 9:45 a.m. on the topic of environmental ethics, then is guest preacher at the 11 a.m. worship service. Tomorrow, he presents a free lecture, titled "Reclaiming Social Justice Today," at 7 p.m., followed by a dessert reception. For more information, call 412-441-3800, ext. 11.

HOMEWOOD: Carrone Baptist Church, 7119 Frankstown Ave., celebrates its 123rd anniversary with a special message at 10:30 a.m. by the Rev. Canard S. Grigsby Jr. The year's theme is "Getting Our Walk Straight in 2008." For more information, call 412-371-9919.

NORTH SHORE: Animal Friends sponsors a Mutt Strut from 9 a.m. to 1 p.m. at Riverfront Park. A 1.5-mile Pooch Promenade at 9 a.m. kicks off the day with Pittsburgh Steelers player Brett Kiesel as lead walker. A Mighty Mutts Dog Show at 10 a.m. features all breeds strutting their stuff for judges, including KDKA's Dave Crawley, with categories for "Best Kisser," "Mutt-liest Mutt" and "Fastest Eater"; winners in each category go on to compete for Best in Show and the chance to be spokes-dog and lead walker for the 2009 Mutt Strutt. Fees are $15 to walk and $5 to enter the show. For more information, visit www.animal-friends.org or call 412-847-7000.

NORTH SHORE: Allegheny Historic Preservation Society hosts a Tiffany Concert Series presentation, "South Hills Chorale in Concert," featuring songs by famous Pittsburgh composers, at 4 p.m. at Calvary United Methodist Church, 971 Beech Ave., Allegheny West. Donation is $10, with senior and student discounts. For more information, call 412-323-1070.

SHADYSIDE: B'nai B'rith International Allegheny Ohio Valley Region and Rodef Shalom Congregation co-host a 7 p.m. opening reception for the world premiere of a free exhibit, "Images of the Holocaust," at the Rodef Shalom gallery, 4905 Fifth Ave. Eva Schloss, stepsister of Ann Frank, dedicates the exhibit, which is on display from 8:30 a.m. to 5 p.m. Mondays to Fridays, through June 15. It features wood sculptures by Bill Brown and photographs collected by the late Samuel Zoldan upon the liberation of Buchenwald and Dachau in 1945. For more information, call 412-621-6566.

SHADYSIDE: Sacred Heart Parish hosts a pasta dinner from 12:30 to 4 p.m. in the cafeteria of Sacred Heart Elementary School, 325 Emerson St. Proceeds benefit the restoration of stained glass windows in the church. For more information, call 412-661-0187.

UPTOWN/DOWNTOWN: The Pittsburgh Darfur Emergency Coalition holds a march and rally for Darfur at 2 p.m. at Freedom Corner, Centre Avenue and Crawford Street, Uptown, with the march ending at Market Square, Downtown. Coalition members, community leaders and Darfur refugees memorialize the 2,751 damaged and destroyed villages. Sign up to represent one of the villages at www.pittsburghdarfur.org. For more information, call 412-227-4802.