10375 Little Patuxent Parkway, Columbia. 410-313-7800.
•All Together Now. Saturdays, 10:15 and 11:30 a.m. All ages; 30 minutes.
•Chemistry in the Library: Chemists Celebrate Earth Day. Sat., April 26, 2 p.m. Join a chemist from the Army Research Laboratory and the American Chemical Society for hands-on experiments. Ages 7 and older. Registration required.
•Eclectic Evenings. Second Tuesdays, 7 p.m.
•English Conversation Club. Mondays, 10 a.m. and Thursdays, 7:30 p.m. Practice speaking and understanding English in a group setting. Register before attending.
•Mystery. Second Wednesdays, 7 p.m.
•Noontime. Third Thursdays, noon.
•Pages from the Past. First Mondays, 7 p.m.
6600 Cradlerock Way, Columbia. 410-313-7700.
•All Together Now. Wednesdays, 10:15 and 11:15 a.m. All ages; 30 minutes.
•Arbor Day: Dr. Seuss' 'The Lorax.' Fri., April 25, 11 a.m. Watch "The Lorax" movie. Ideal for homeschool families. Ages 4 and older.
•Black Fiction. First Saturdays, 1 p.m.
•Chemistry in the Library: Chemists Celebrate Earth Day. Sat., April 26, 11 a.m. Join a chemist from the Army Research Laboratory and the American Chemical Society for hands-on experiments. Ages 7 and older. Registration required.
•Good Reads. First Tuesdays, 7 p.m.
•Morning Books with Coffee. Third Mondays, 10 a.m.
•Romance. Third Wednesdays, 7 p.m.
•S.O.S. School's Out Surprise. Thu., April 24, 2 p.m. Independent discovery and activities featuring puzzles and games. Ages 6-9. Ticket required.