Classroom management can be very challenging for librarians and other “specials” teachers. There are many reasons for this. A few of them are: Over the years I have tried various systems to help encourage positive behavior. I’ve used sticker charts, rewarded points and given out awards for the class of the month or the class of the advisory for each grade. My most ambitious idea did not work like I had envisioned. I found the idea on Pinterest (of course). Each time a class came to the library they would earn marbles. The marbles would go into a jar. Each class had their own jar. When the jar was full the class would earn a prize. I was so excited to implement this. I went to Wal-Mart and bought mason jars. I had my husband put a hole in the lid so the marbles could go in. I realized