Teachers can choose what they want to teach. That’s been the Supreme Court ruling time after time.
If a teacher wants to teach the Bible, that’s her 1st amendment right.
If a teacher wants to teach you evolved from poop, that’s her 1st amendment right.
Creationism and the Bible is not banned from schools, never has been. It can’t be mandated at the district/state level, that’s all. The ACLU will tell you different, of course.
“If a teacher wants to teach the Bible, that’s her 1st amendment right.”
I don’t know what country you live in, but it clearly isn’t the United States.