Regardless, there are other methods of punishment. She could have waited until after class to call a parent. She could have taken away recess. I'm pretty sure that's what teachers do when students misbehave. But you do not staple anything to the child's clothing. Not even name tags are stapled to their clothes. That is where she went out of line. Yes, the student was misbehaving, but she should have handled it in a professional method. Especially if he is SEVEN years old.