On Oct. 19, 11 a.m. to 12:30 p.m. and 1:30 to 3 p.m., experience the art of making and preserving watercolors by exploring the Lunder Conservation Center, where families can experiment with professional tools and learn different watercolor techniques. This program, at the American Art Museum, is part of a yearlong partnership with the Freer-Sackler and is for children ages 3 to 5 years old with adult participation. Meet in the G Street Lobby. Free but registration required. Amerianart.si.edu.