Use this website to quiet down your class! The balls bounce when there is quite a bit of noise in the room. The challenge is to get the balls to settle down or stop moving completely. Think it will work in my high school room?
Another good grouping idea! Use the bracelets for assigning students into teams for class projects. Or if you want random team assignment, put the bracelets in a paper bag and have students close their eyes and pick one.
organize construction paper in plastic files. Keep scraps in the green hanging folders that separate the colors. Crates also work. This makes them stackable and portable. Wonder if there is a product to do this with for larger scrapbook paper.