The CMU Museum of Cultural and Natural History is hosting Tour Tuesdays throughout the month of July. On Tuesday, July 17, learn how the wind creates electricity with your own wind-powered model! Then visit a working wind turbine. This day is limited to the first 40 people who register (989-774-3829). Cost includes windmill model and transportation. Meet at the museum at 2:00 p.m. The museum is located on the corner of Bellows and East Campus Drive.