But a whole generation or more of children will have grown up scientifically ignorant because they wont understand what science is or how it works.
What you say is equivalent to lets accept Islam as our faith and if it is wrong it will fall out of favor and the world will stil spin and the birds will still fly.
You're underestimating people, and the technological world we now live in.
There are too many sources for information today. We don't live in a world of small isolated villages any longer.
Anyone with a computer can find the pros and cons to any theory that may come up. What is taught in a classroom can easily be verified, or refuted.
More important is the ability of parents to control their child's education. If parents want their children to have more than one choice on a subject who are we to deny them?
Choice vs Orthodoxy makes for a competitive spirit in the classroom, and at the end of the day that's what we should want for our children.
Millions of people do that every day.