Harmony Museum, 218 Mercer St., Harmony, offers guided tours from 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 or visit www.harmonymuseum.org.

Heinz History Center, 1212 Smallman St., will host a talk by expert Richard Kurin on the behind-the-scenes stories of the Smithsonian’s most iconic objects at 11 a.m. Saturday. Tickets are $20. Center members pay $10. Call 888-718-4253.National Aviary, 700 Arch St., will host “Quacktacular,” welcoming a diverse variety of new ducks, from 11 a.m. to 3 p.m. Saturday and Sunday. Admission is $13 for adults, $12 for senior citizens, $11 for children ages 2 to 18. Hours are 10 a.m. to 5 p.m. daily. Call 412-323-7235 or visit www.aviary.org.ToonSeum, Pittsburgh’s Museum of Cartoon Art at 945 Liberty Ave., presents “Wonder Women: On Page and Off” through March 30. Hours are 10:30 a.m. to 3:30 p.m. Mondays, Wednesdays and Thursdays, 10:30 a.m. to 7 p.m. Fridays, 10:30 a.m. to 5 p.m. Saturdays and 11 a.m. to 5 p.m. Sundays; closed Tuesdays. Admission is $6 for those over age 13 and $3 for children ages 6 to 12. Call 412-232-0199 or visit toonseum.org.Children’s Museum, 10 Children’s Way, Allegheny Square, hosts “XOXO: An Exhibit About Love and Forgiveness” through Aug. 31. The museum is open 10 a.m. to 5 p.m. daily. Admission is $13 for adults and $12 for children. Call 412-322-5058 or visit www.pittsburghkids.org.