I simply place an award in the middle of the team to acknowledge they are working well together. When the team has 5, I allow them to chose a small prize or treat. They turn in the awards and start over again to get a new reward. Since I don't want interruption during instruction, they can only notify me that they have five by quietly raising a hand. The reward is given either right before lunch or right before dismissal. Plus, when a team is off track an award can be taken away. These hel