Here’s a drill that combines aspects of free play with teamwork, lateral movement, reacting on the fly and communication.
David also adds ways to step it up. Making everyone but the tagger and tagee have their eyes closed. Remember none of these take a lot of room and can be done in the middle of the rink, an entrance way to the rink (until the rink managers yell at you), a corner of the rink or a field/gym.
Scramble to Balance is below