Associated Artists of Butler County presents art classes at The Art Center, 344 S. Main St. Gallery hours are noon to 6 p.m. Wednesdays, Thursdays and Fridays and noon to 4 p.m. Saturdays. Admission is free. Call 724-283-6922.

Maridon Museum, 322 N. McKean St., offers regular hours from 11 a.m. to 4 p.m. Wednesdays through Saturdays. Admission is $4 for adults, $3 for senior citizens and students, and free for children younger than 8. Tours are led by trained docents and available with advance notice. Call 724-282-0123 or visit www.maridon.org.

Saxonburg Area Artists Cooperative, 215 Main St., rear, in Saxonburg, is open from 1 to 9 p.m. Fridays and 10 a.m. to 8 p.m. Saturdays, with other hours by arrangement or during events. Call 412-260-5779, 724-352-1759 or 412-849-4648.

<B>Frick Art & Historical Center</B>, 7227 Reynolds St., presents, through Jan. 15, the first major exhibition of Fabergé objects to be shown in Pittsburgh. “Fabergé: The Hodges Family Collection” features more than 100 objects made by the House of Fabergé, goldsmith and jeweler to the Russian court. To complement this exhibition, the Frick is displaying select items from its collection of fine 18th- and 19th-century Russian decorative arts, plus Rolls-Royce automobiles in the Car and Carriage Museum. Hours are 10 a.m. to 5 p.m. Tuesdays through Sundays and until 9 p.m. Thursdays. Admission is free. Call 412-371-0600 or visit the website http://TheFrickPittsburgh.org.<B>Carnegie Museum of Art</B>, 4400 Forbes Ave., presents six 20-foot pine trees decorated with different themes through Jan. 12 in the Hall of Architecture. The Italian Nativity scene called Neapolitan Presepio will be displayed through Sunday. “Teenie Harris, Photographer: An American Story,” featuring nearly a thousand of Harris' images, continues through April 7. Museum hours are 10 a.m. to 5 p.m. Tuesdays through Saturdays, with additional hours until 8 p.m. Thursdays, and noon to 5 p.m. Sundays. Admission is $15 for adults, $12 for senior citizens, $11 for students with ID and children age 3 to 18, and free for members and children younger than 3. Call 412-622-3131 or visit www.cmoa.org.<B>Society for Contemporary Craft</B>, 2100 Smallman St., hosts the Associated Artists of Pittsburgh's 101st annual exhibition through Jan. 14. Gallery hours are 10 a.m. to 5 p.m. Mondays through Saturdays. Call 412-261-7003.