SQUARE DANCING: Free open house for introduction to square dancing, 7 to 10 p.m. Monday and Sept. 26 in Amherst Community Church, 77 Washington Highway, Snyder. Learn to dance to nationally recognized caller Mike Callahan. No partner or experience necessary. Regular lessons will begin Oct. 3. For more information, call Jerry, 876-6626 or Lorraine, 835-0645.
PRESCHOOL STORY TIME: 6:30 p.m. Mondays or 10:30 a.m. Tuesdays from Sept. 26 through Dec. 13, Elma Public Library, Rice and Bowen roads, Elma. Registration begins at 10 a.m. Tuesday. For more information, call 652-2719.
OPEN HOUSE: Erie County 4-H Program, 6 to 8 p.m. Tuesday, Cornell Cooperative Extension, 21 South Grove St., East Aurora. Learn about the projects and activities, including nutrition, engineering, woodworking, horticulture and community service available for youngster 5 to 19 years old. For more information, call 652-5400, Ext. 130 or 131.
REUNION: Buffalo General Hospital School of Nursing Class of 1955, Tuesday through Friday. Activities will include a wine and cheese party, general alumnae dinner meeting, tour of the Frank Lloyd Wright Darwin Martin House and a boat trip on the Niagara River. For details, call Joyce Pfohl at 689-9337.
SNACK WITH THE ARTISTS: Free program for middle school students to view exhibits and talk with the artists of the month, 3 p.m. Tuesday, Richmond Memorial Library, 19 Ross St., Batavia. This month's exhibit, "My Community/Mi Comunidad," features photography by migrant farm worker young people from Genesee and Orleans counties. Call the library at (585) 343-9550 to register.
PABLO PICASSO: Course conducted by B.G. Flickinger on art and psychology of the renowned artist, 1 to 3 p.m. on five consecutive Tuesdays, beginning this week; Larkin Center, 65 Lincoln Parkway. For registration information, call 400-9786.