EDWARDSVILLE - Liberty Middle School eighth graders had the chance to build mini cars as a physics lesson.Science teacher Anna Harris explained that students used CDs, water bottles, rubber bands, balloons and other “junk” materials to build the cars, which they then tested to see how far the cars could go. While the goal was to learn basic physics, like Newton’s Laws of Motion, the students and Harris had a lot of fun with the unique project.“I definitely think it’...