CALLERY — Crestview Presbyterian Church, 210 Kline Ave., will host the first Summer Crestfest from 9 a.m. to 6 p.m. June 19. There will be crafts, food, vendors, games, clowns and face painting. There will also be a pig roast, yard sale, Chinese auction and musical entertainment.

For information, call 724-766-7270.

SLIPPERY ROCK — The Slippery Rock Library will hold a used book sale from 5 to 8 p.m. Friday and 9 a.m. to 3 p.m. June 19 at the Slippery Rock Volunteer Fire Hall, 162 Elm Street.For information, call the library at 724-738-9179.

The Worthington-West Franklin School all-school reunion will be held June 19 and 20. Registration opens at 10 a.m. June 19. Refreshments will be available in the gymnasium and the memorabilia area will be in the Worthington-West Franklin Community Library, in the former elementary school.Also on June 19, portraits will be taken from 10 a.m. to 4 p.m. and class photos from 2 to 5 p.m. Music and dancing will be from 9 p.m. to midnight in the gymnasium.Breakfast will be at 9 a.m. June 20 at King's Restaurant. Call 724-297-3220 or 724-297-3650 or visit www.worthingtonhighschool.org.

The Pennsylvania Game Commission will offer an interactive program on bluebirds at 7 p.m. Thursday at the Carousel Shelter at Alameda Park.Materials to make bluebird boxes will be provided; bring a hammer. The program is part of the free outdoor discovery series at Alameda Park. For information, call 724-284-5383.

ZELIENOPLE — The Seneca Valley High School class of 1974 will hold a reunion from 4 to 11 p.m. July 3 at Zelienople Community Park. Dinner will be at 6 p.m., catered by Smokey Bones. Bring a snack or dessert and lawn chairs. Bring beverages; no glass bottles permitted. For reservations or information, e-mail dawnj.svhs@gmail.com.

PORTERSVILLE — Slippery Rock High School's class of 1970 will hold a reunion from 3 to 10 p.m. July 24 at Cheeseman Lodge, 147 Kennedy Road. A group photo will be taken at 6:30 p.m. Appetizers and beverages will be provided. RSVP by July 9 to Dana Cunningham at 800-330-9548 or danac@rdanac.net or to Marilyn (Kennedy) Knapton at mraeknapton@aol.com.

Butler Public Library, 218 S. McKean Street, has announced times for summer programs. For information, call 724-287-1715.Toddler Story Time for children up to age 3 will begin at 10:30 a.m. June 22, June 29, July 6, July 13, July 20 and July 27.Preschool Story Time for ages 4 to 6 will begin at 10:30 a.m. on July 1, July 8, July 15, July 22 and July 29.Programs for kindergarten to sixth grade students will begin at 10:30 a.m. Wednesday, June 23, June 30, July 7, July 14, July 21, July 28.Teen game days for ages 12 to 18 will be from 2 to 5 p.m. Tuesday, June 29, July 13, July 27 and Aug. 10. Teen movie nights are set for 7 p.m. Friday and July 30.