Short games for the end of class (or when your agents are running).

Sports

Ball games and sports.

Recess CupRecess CupFive-a-side on the back field, with backpacks for goalposts. Beat every homeroom.
Paper FootballPaper FootballFlick a paper triangle until it hangs off the lunch table. Then kick the point.
DodgeballDodgeballFour on four in the gym. Throw, dive, and catch to bring a teammate back.