Harmony Museum on Mercer Street in Harmony features admission of $7 for adults, $6 for senior citizens, and $3 for youths ages 6 to 17. Guided tours include the 1809 main museum building and wine cellar and a neighboring early 19th century house, both built by the communal Harmony Society, and a Mennonite log house. Tours are offered 1 to 4 p.m. daily except Mondays. Call 724-452-7341 or visit www.harmonymuseum.org.

PITTSBURGHCarnegie Science Center, North Side, hosts a SpaceOut! Astronomy Weekend featuring science demonstrations, presentations by experts in the field, and hands-on activities for stargazers of all ages on Saturday and Sunday. Center admission is $17.95 for adults and $11.95 for children ages 3 to 12. Call 412-237-3400 or visit CarnegieScienceCenter.org. Hours are 10 a.m. to 7 p.m. Saturdays and 10 a.m. to 5 p.m. Sundays through Fridays.Phipps Conservatory and Botanical Gardens has opened its spring flower show. The theme is, “The Secret Garden.” The show will run through April 7 and will be open from 9:30 a.m. to 5 p.m. daily and until 10 p.m. on Fridays. Admission is $15 for adults, $14 for senior citizens and students, and $11 for children ages 2 to 18. Call 412-622-6914 or visit phipps.conservatory.org.Heinz History Center, 1212 Smallman St., presents “1968: The Year That Rocked America.” Admission is $15 for adults, $13 for visitors age 62 and older, $10 for students and children ages 6 to 17, and free for children age 5 and younger. Call 412-454-6000 or visit www.heinzhistorycenter.org.Children’s Museum, 10 Children’s Way, Allegheny Square, presents “Move with Art” through May 12. Hours are 10 a.m. to 5 p.m. daily. Admission is $13 for adults, $12 for children ages 2 to 18 and senior citizens, and free for children younger than 2. Call 412-322-5058 or visit www.pittsburghkids.org.ToonSeum, Pittsburgh’s Museum of Cartoon Art at 945 Liberty Ave., hosts “The Art of Bill Blympton” and “The Art of AKIRA Returns.” Admission is $5 for adults and children age 13 and older and $1 for children ages 6 to 12. Hours are 10 a.m. to 3 p.m. Mondays, Wednesdays, Thursdays and Sundays and 10 a.m. to 5 p.m. Fridays and Saturdays. Call 412-232-0199 or visit www.toonseum.org.