We Christians must build all of our thinking in every area on the Bible. We must start with God's Word, not the word of finite, fallible man. We must judge what people say on the basis of what God's Word says—not the other way around.
They haven't eliminated religion from the public school. They have eliminated Christianity and have replaced it with an anti-God religion—humanism.
It is not a matter of whether one is biased or not. It is really a question of which bias is the best bias with which to be biased.
Evolution is a religion; it is not science!