What To Do?
As he kept listening, he found out that the teacher not only said offensive things, but the tone that she used to say them was also mean. The recording allowed him to hear just how much she screamed at the kids over the most trivial things. What should he do now?
Sick To His Stomach
It made him sick to see that a teacher would behave in such a manner, so he decided that it was time to raise the issue with the public school district. When things like this happen to your kid, it is usually easier to take it up with a person who has the power to do something about it.