COUNTY

Harmony Museum, 218 Mercer St., Harmony, hosts tours 1 to 4 p.m. daily except when the museum is closed Mondays. Admission is $7 for adults, $6 for senior citizens, and $3 for youths ages 6 to 17. Call 724-452-7341.

PITTSBURGH

National Aviary, 700 Arch St., kicks off Masters of the Sky with free birds of prey activities Saturday and Sunday. Aviary admission is $14 for adults, $13 for senior citizens, and $12 for children ages 2 to 18; shows are extra. Hours are 10 a.m. to 5 p.m. daily. Call 412-323-7235 or visit www.aviary.org

Heinz History Center, 1212 Smallman St., opens Saturday the We Can Do It! exhibit bringing the 1940s to life and focusing on Pittsburgh’s role in WWII. Continuing is the largest public display of original items from the “Mister Rogers’ Neighborhood” television show. Center admission is $15 for adults, $13 for senior citizens, and $6 for students. Visit www.heinzhistorycenter.org.

ToonSeum, Pittsburgh’s Museum of Cartoon Art, 945 Liberty Ave., celebrates the Teenage Mutant Ninja Turtles with a retrospective through Sunday.Admission is $8 for those over age 13 and $4 for children ages 6 to 12. Visit toonseum.org.

Children’s Museum, 10 Children’s Way, Allegheny Square, presents “Rainbow Jumpy,” featuring a 30-foot inflatable rainbow-striped tunnel through May 24. Museum admission is $14 for adults and $13 for children ages 2 to 18 and senior citizens. Hours are 10 a.m. to 5 p.m. daily. Visit www.pittsburghkids.org.

Carnegie Science Center, North Side, will join NASA in celebrating the 25th anniversary of the launch of NASA’s Hubble Space Telescope from 10 a.m. to 5 p.m. Saturday. Exhibits “H2Oh!” and “Blue!” continue. Center hours are 10 a.m. to 7 p.m. Saturdays and 10 a.m. to 5 p.m. Sundays through Fridays. General admission is $18.95 for adults and $11.95 for children ages 3 to 12. Visit CarnegieScienceCenter.org.