Ross -- North Hills Art Center, 3432 Babcock Blvd., will hold the Regional 2009 Multi-Media Juried Art Exhibit May 8 to June 11. Opening reception and awards presentation from 7 to 9 p.m. May 8. Free admission and parking. Gallery hours: noon to 4 p.m. Tuesday through Saturday. Closed Sunday and Monday. The center is accepting registrations for its summer classes for children and adults, which begin June 22. Visit www.northhillsartcenter.com or call 412-364-3622.

McCandless -- North Allegheny Senior High School Key Club will hold a blood drive from 1 to 6 p.m. Wednesday in the foyer next to the cafeteria at the school at 10375 Perry Highway. Walk-ins accepted. Call 724-934-7200 to schedule an appointment.

Ross -- The North Hills School District will offer these classes at the North Hills Senior High School pool, 53 Rochester Road:

• CPR for the Professional Rescuer, 6:30 to 10:30 p.m. May 18 and 19. Participants must have a current cardiopulmonary resuscitation card. Cost: $20.

• Life-guarding class, 6:30 to 10:30 p.m. May 11 through 13 and 18 through 19. Participants must have a current life-guarding card. Cost: $100.

Registration will be accepted through tomorrow at the district athletics and activities office in the high school. Call 412-318-1437 or e-mail steins@nhsd.net.

West Deer -- East Union Presbyterian Church, 292 E. Union Road, will hold its spring craft fair from 10 a.m. to 3 p.m. Saturday. Call 412-767-5750.

Richland -- Bakerstown Untied Methodist Church, 5760 William Flynn Highway, will hold its Spring Salad Smorgasbord from 5 to 7 p.m. tomorrow. Tickets are $7 for adults, $4 for ages 6-12. Call 724-443-3184.

Ross -- The North Suburban Symphonic Band will perform its "Celebrations" concert, featuring trumpet soloist Catherine Getchell, at 3 p.m. Sunday at The Greater Pittsburgh Masonic Hall on Cemetery Lane. Tickets are $8; free for age 9 and younger. Call 412-366-1983 or visit www.nssband.org.

Sewickley -- The Chancel and Youth Choirs of The Presbyterian Church will perform "Choir Life: A Third Less Formal," featuring secular music from Broadway and popular groups, at 3 p.m. Sunday at the church, 414 Grant St. Admission by donation. Call 412-741-4550.

Emsworth -- Sacred Heart Ladies Auxiliary will hold a card party and luncheon at noon Tuesday in Smith Center Auditorium in Sacred Heart Church, 154 Orchard Ave. Tickets are $7. No reservations required. Call 412-761-7869.

Mars -- Mars Alliance Church, Route 228, will perform the musical "Esther" at 7 p.m. tomorrow and Saturday and 3 p.m. Sunday. Donations benefit the Lighthouse Women's Shelter. Call 724-776-9400.

Pine -- The Best Buddies Club at Pine-Richland Middle School will hold a car wash from 3:30 to 6:30 p.m. Wednesday at the middle school, 100 Logan Road. Proceeds go to Make-A-Wish Foundation.

Marshall -- The township will host a free perennial exchange from 7 to 8 p.m. next Thursday in Elias Fry Barn, Knob Hill Park, Knob Hill Road. Gardeners should bring ground cover or plants to exchange with others. Label plants and indicate sun requirements. Refreshments will be served. Call 724-935-3090, ext. 115, to register.

O'Hara -- Lauri Ann West Memorial Library, 1220 Powers Run Road, will hold a craft session for children at 4 p.m. Wednesday. Call 412-828-9520.

Areawide -- Women's Business Network North Chapter April meetings:

• Wexford: 8 a.m. May 12 and 26, Atria's Restaurant, Route 19, Pine. Contact Suzanne Venneri, 412-264-6386.

• Cranberry: 7:30 a.m. next Thursday and May 21, YMCA, 2001 Ehrman Road, Cranberry. Contact Stephanie Miller, 724-679-8650 or spagirl873@yahoo.com

• North Area: 12:30 p.m. May 8 and 22, Atria's, 5517 William Flynn Highway, Richland. Contact Mary Ann Novak, 412-855-5069.

• Seven Fields: 8:30 a.m. next Thursday and May 21, Sunrise Assisted Living, Route 228 at the entrance to Adams Ridge. Contact Niki Campbell, 724-779-7355.

• Harmony-Zelienople: 8:30 a.m. May 8 and 22, The Kaufman House, 105 S. Main St., Zelienople. Contact Shelley Tomasic, 412-330-9431.

Butler -- The Butler County Symphony Association will meet at 7:30 p.m. Tuesday at the Symphony office, 259 S. Main St. Call 724-283-1402 or visit www.butlersymphony.org.

Marshall -- The township will hold a rabies clinic from 1 to 3 p.m. Sunday at Warrendale Community Park, Warrendale Bayne Road. Fee is $7 per pet. Dogs must be on leashes, cats must be in carriers. Call 724-935-3090.

Frazer -- The Amateur Astronomers Association of Pittsburgh will hold National Astronomy Weekend May Star Parties at 8:15 p.m. tomorrow and Saturday at the Nicholas E. Wagman Observatory in Deer Lakes Park, weather permitting. Free admission; donations accepted. Call 724-224-2510 for weather updates and directions.

North Park -- The Southwestern Pennsylvania Household Hazardous Waste Task Force will hold a household hazardous waste collection Saturday. Old paint, motor oil, cleaners, pesticides, pool chemicals and other hazardous waste can be dropped off from 9 a.m. to 1 p.m. at the North Park swimming pool lot. The fee is $2 a gallon, cash only. Call 412-488-7452 or visit www.swpahhw.org for a list of acceptable items.

Millvale -- Tabor House of Prayer, a ministry of the Sisters of St. Francis, will offer the retreat "Learning to Love Yourself: Developing Self Esteem" tomorrow and Saturday. The retreat "Celebrating the Older You" will be offered from 7 to 9 p.m. May 13, 20, 27 and June 3. To register, call 412-821-1149 or e-mail taborhouse@millvalefranciscans.org.

McCandless -- Christ Episcopal Church, 5910 Babcock Blvd., will hold a rummage sale and food and bake sale from 9 a.m. to 7 p.m. tomorrow and from 9 a.m. to noon Saturday.

McCandless -- Northland Public Library, 300 Cumberland Road, will hold a book sale from 9 a.m. to 9 p.m. tomorrow, 9 a.m. to 5 p.m. Saturday and a bag sale from 1 to 5 p.m. Sunday. Call 412-366-8100.

Richland -- St. Thomas Church-in-the-Fields, 4106 St. Thomas Drive, will hold its annual May Mart from 9 a.m. to 2 p.m. Saturday. Sale includes food, baked goods, plants and more. Call 724-443-1963 or visit www.stthomaschurchinthefields.org.

Shaler -- Epworth United Methodist Church, 1300 Burchfield Road, will hold a flea market from 9 a.m. to 2 p.m. Saturday. Call 412-486-1454.

Franklin Park -- A rummage sale of items donated by more than 100 families will be held from 10 a.m. to 8 p.m. next Thursday and May 8 and from 10 a.m. to 2 p.m. May 9 at the Unitarian Universalist Church of the North Hills, 2359 W. Ingomar Road. Items include antiques, housewares, designer and retro clothing, books, toys, electronics and more. Cash only. A $1 per bag sale will be held May 9.

Sewickley -- The Samaritan Counseling Center, a faith-based nonprofit agency, will hold a series of workshops to help people cope with the economic downturn. The workshops will be held at 7 p.m. next Thursday, May 14 and 21 in The Presbyterian Church, Sewickley, 414 Grant St. Topics include the effects of stress and ways to deal with it and an evaluation of what the economy is doing to individuals, businesses and communities. To register, call 412-741-7430.

Forward -- The Frontier Living History Center at Providence Plantation Foundation, 300 Textor Hill Road, will present the program, "Ohio Indians in 'a Land Between,' " from 5 to 8 p.m. Saturday. Program includes music, a candlelight dinner and presentations. Fee is $25 for adults and $15 for age 11 and younger. Reservations required. Call 724-538-8818. Visit www.frontier-history.org.

Slippery Rock -- The Old Stone House, at the intersections of routes 8, 528 and 173, will present a Native American program of dancing, storytelling, tomahawk throwing and more, representing different Indian nations. Hours are 9 a.m. to 6 p.m. Saturday and Sunday. Call 724-738-4964.

Ross -- World War II Veterans can take part in a free one-day bus trip to the World War II National Memorial May 19. Bus leaves at 6 a.m. and returns at 9 p.m. Boxed lunches, dinners and beverages provided. Wheelchairs available if requested. Register by calling 724-709-3614.