This exhibit of art and writing expressing local children's understanding of watersheds and the natural world closes at this location on Tuesday, June 18. Hours are 10 a.m. to 8 p.m., Monday through Thursday; 10 a.m. to 5 p.m., Friday; 9 a.m. to 5 p.m., Saturday; and 1 to 5 p.m., Sunday; free. Call 615-7855, or email eeducation@pima.gov for more information.