The Bible should be taught, but emphatically not as reality. It is fiction, myth, poetry, anything but reality. As such it needs to be taught because it underlies so much of our literature and our culture.
What does it matter how many lovers you have if none of them gives you the universe?
As a Jew reading about Jesus, I thought, 'He's a pretty good guy.' It's the same conclusion Monty Python drew in 'Life of Brian' - if people actually live what he did, it would be a pretty good world. But Jesus and Christianity have a tenuous relationship at best.