Harmony Museum on Mercer Street in Harmony offers guided tours from 1 to 4 p.m. daily except Mondays. Reservations are suggested for weekends and required for groups. Call 724-452-7341 or 888-821-4822, or visit the website www.harmonymuseum.org.

<B>Heinz History Center</B>, 1212 Smallman St., continues “Stars and Stripes: An American Story” through June 17. Admission is $10 for adults, $9 for senior citizens, $5 for students with ID and for children ages 4 to 17, and free for children 3 and younger. Hours are 10 a.m. to 5 p.m. daily. Call 412-454-6000 or visit www.heinzhistorycenter.org.<B>National Aviary</B>, 700 Arch St., celebrates International Sloth Day on Saturday with Wookie, the Aviary’s two-toed sloth. Activities will take place from 11 a.m. to 3 p.m. and are included in the price of admission, which is $13 for adults; $12 for seniors; $11 for children ages 2 to 12; and free for those younger than 2. Call 412-323-7235 or visit www.aviary.org.<B>ToonSeum</B>, Pittsburgh’s Museum of Cartoon Art at 945 Liberty Ave., presents “Overture: Looney Tunes Behind the Scenes” featuring artists from “Looney Tunes” director and animator Robert McKimson to animator Sam Nicholson, known for his skill as a caricaturist, through Dec. 31. Museum hours are 10 a.m. to 3 p.m. Wednesdays and Thursdays, 10 a.m. to 5 p.m. Fridays and Saturdays and 11 a.m. to 4 p.m. Sundays. Admission is $4 for adults and $3 for children ages 5 to 17; children younger than 5 are admitted free. Visit www.toonseum.org or call 412-232-0199.<B>Children’s Museum</B>, 10 Children’s Way, Allegheny Square, presents “How People Make Things” through Feb. 5, and “Tough Art” through Jan. 16. Museum hours are 10 a.m. to 5 p.m. Mondays to Saturdays and noon to 5 p.m. Sundays. Admission is $12 for adults, $11 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.<B><I><U></B></U></I>