"Horseplay" is frivolous activity - engaged in when the participants have serious work to do.
The answer is horseplay.
Running in the halls, pushing, horseplaying etc. are not allowed.
Horseplay - 2014 is rated/received certificates of: Singapore:PG
Hey you kids! Don't horseplay outback! Do your homework!
Horseplay - 2003 is rated/received certificates of: Australia:M Finland:K-15
what Eva you think it is ; /
they will get caught and get in trouble by a teacher and get suspended or any kind of punishment
horseplay
Beastie Boys 'Horseplay' - 2004 V is rated/received certificates of: UK:E
Horseplay
Because you will break something.