Whether Christian, atheist, Muslim, Jew, whatever, morality is fairly constant. When you were a small child, well before you had a concept of religion, you began to learn there is right and there is wrong. I don't participate in any organized religion nor do I reject the idea of an almighty being, but I still consider myself a moral person. IMHO, a rational, well adjusted person should be able to see what is the right thing to do if they're willing to be honest with themselves.
Don't get me wrong, I don't endorse child abuse. But to let a child grow up without understanding their actions have consequences is truly cruel.
The parents say that Freshwater used a piece of electrical equipment to etch a cross on their son in December. When they complained, the district responded by telling the teacher not to do anything similar in the future.