Today at school we did something really cool.  We got into groups, took a box and tried to make it soundproof.  It was super fun.  My group used rolled up towels, cotton balls, styrofoam, shredded paper, and egg cartons. we put the towels at the bottom, then dumped a bunch of cotton balls, styrofoam, and shredded paper in. then we glued egg cartons to the lid.  tomorrow we will test them.  I