1. If that's what you believe, or don't believe, it's still educating you on something you think is false. Being smarter about something isn't a bad thing.
2. Yes.
3. And carbon dating, blah blah blah. But, assuming there's a God, did he create the Earth with age? Were Adam and Eve created as babies? Well, I strongly believe that God created the world with age, which would throw off man's attempt to date something that can't be dated. My two cents, though.
4. Okay.
5. Educational - intended or serving to educate or enlighten. Even if something's wrong, you're still being educated about said subject. If material educates you, I think it's fair to call it education material.