What do a TI-84 calculator, Iron Wolf, and a 16 year-old boy named Michael have in common? Why. they are all things that could be found at Great America Physics Day of course! Over 10,000 students from Illinois, Chicago, Wisconsin and Michigan bussed their way to Six Flags Great America for the annual physics day in which high school students pretend to learn about velocity and actually play on rides all day. We kid.......