Maridon Museum, 322 N. McKean St., has a new exhibit of Japanese dolls being displayed through April 27. Japanese Brush Painting classes are scheduled for Friday and April 11 and 25 and May 2 and 9, from 1:30 to 3 p.m. Nonmembers cost is $15 per class; members pay $13 per class. Materials are included. Space is limited, so reservations are recommended. Regular museum hours are 11 a.m. to 5 p.m. Tuesdays through Saturdays and noon to 5 p.m. Sundays; closed Mondays and holidays. Admission is $4 for adults, $3 for senior citizens and students, and free for children younger than 8; children must be accompanied by an adult. Tours are led by trained docents and are available with advance notice. The museum also has a gift shop specializing in gifts and decorative art objects relating to China and Japan. Call 724-282-0123.

<B>Rivers of Steel National Heritage Area</B> is exhibiting "Monongahela Valley: A Time of Change, 1980-2000" featuring paintings, prints, photos and posters by Robert Qualters through June 14 in the Bost Building, 623 E. Eighth Ave. in Homestead. Hours are 10 a.m. to 4 p.m. Mondays through Fridays and by appointment Saturdays. Call 412-464-4020.<B>Society for Contemporary Craft</B>, 2100 Smallman St., presents "Voices," marking the 42nd year of the National Council on Education for the Ceramic Arts' annual conference, at the Society for Contemporary Craft through June 7. Regular gallery hours are 10 a.m. to 5 p.m. Tuesdays through Saturdays. Call 412-261-7003.<B>Frick Art and Historical Center</B>, 7227 Reynolds St. in the Point Breeze section of Pittsburgh, is showing "Craig McPherson: Pittsburgh Drawings" through June 8. The Frick Art Museum is open 10 a.m. to 5 p.m. Tuesdays through Sundays; closed Mondays and holidays. Admission is free; docent-led tours are $5 each. Call 412-371-0600.<B>Silver Eye Center for Photography,</B> 1015 E. Carson St., presents "In Search of America: Photographs by David Graham" through April 12. Traveling the United States, Graham captured the colorful, sometimes surreal and often bizarre in the American landscape. An artist talk with Graham and closing reception will take place at 3 p.m. April 12. Members and students will be admitted free; nonmembers pay $5. Gallery hours are noon to 6 p.m. Wednesdays and Fridays, noon to 8 p.m. Thursdays, and 11 a.m. to 5 p.m. Saturdays, or by appointment. Admission is free. Call 412-431-1810.<B>Pittsburgh Glass Center</B>, 5472 Penn Ave., hosts a make-your-own glass flower for Mother's Day from 10 a.m. to 4 p.m. May 10 and 11 for a $25 fee. Gallery hours are 10 a.m. to 4 p.m. Fridays, Saturdays and Sundays; and 10 a.m. to 7 p.m. Tuesdays, Wednesdays and Thursdays. Call 412-365-2145.<B>Carnegie Museum of Art</B>, 4400 Forbes Ave., continues "Ecology. Design. Synergy," an exhibition that presents recent collaborative work by an architectural firm and an environmental engineering company, through May 25. "Great British Art: 200 Years of Watercolors, Drawings, and Prints from The Bank of New York Mellon Collection," continues through May 18. Regular hours are 10 a.m. to 5 p.m. Tuesdays through Sundays; closed Mondays and major holidays. Admission, which includes the Carnegie Museum of Natural History, is $15 for adults, $12 for senior citizens, and $11 for students and children age 3 and older. Call 412-622-3131 or visit the Web site, www.cmoa.org.<B>Andy Warhol Museum</B>, 117 Sandusky St., presents "Canis Major: Warhol's Dogs and Cats (and other party animals)" through May 4. Inspired by Warhol's love of animals, the exhibition features photographs, paintings, screen prints, and drawings of the beloved pets and other animals in Warhol's life. Hours are 10 a.m. to 5 p.m. Tuesdays, Wednesdays and Thursdays,10 a.m. to 10 p.m. Fridays, and 10 a.m. to 5 p.m. Saturdays and Sundays; closed Mondays. Admission is $15 for adults, $9 for senior citizens, $8 for children and students. Admission is half-price from 5 to 10 p.m. Fridays. Call 412-237-8300 or visit the Web site, www.warhol.org.REGION<B>Hoyt Institute of Fine Arts</B>, 124 E. Leasure Ave., New Castle, presents an exhibit of oil paintings by Boston School painter Jason Berger through April 11. Simultaneously showing in the Blair Sculpture Walkway Gallery is Long Island City artist Charles Birnbaum and his collectively titled porcelains, "Sculpting the Self: Myths and Archetypes." Admission is free. Gallery hours are 10 a.m. to 8 p.m. Tuesdays and Thursdays and 10 a.m. to 5 p.m. Wednesdays, Fridays and Saturdays. Admission is free. Call 724-652-2882, or visit the Web site, www.hoytartcenter.