The Museum of Science and Industry, Chicago (MSI) will offer free general admission to Illinois residents every weekday in September, beginning Tuesday, Sept. 4. Experience groundbreaking permanent exhibits like Science Storms and YOU! The Experience for free. Enjoy all your classic favorites, from the Great Train Story to the Baby Chick Hatchery; and daily, live science demonstrations, like the spectacular chemistry show Bangs, Flashes and Fire. The Museum is open from 9:30 a.m. to 4 p.m. during these days. Museum of Science and Industry, Chicago is located on 5700 S. Lake Shore Dr.