Children between five and ten are not high school students. The girl should be suspended. Almost every school has a student counselor for kids with troubles.What is her age? Children between the age of 5 to 10 years play such tricks without any bad intention. It should not be taken very seriously like suspending from the school or fine ro refer to a specialist. Probably, she might have some problem at the house or with a friend and she was not able to vent out her anger.