Ha. You have no idea what you're talking about.
Educators have their funding cut on a yearly basis. They have more children in their classrooms and less resources with which to teach them.
On the other hand, beverage companies and snack companies increase their marketing budget on a yearly basis, and hire scientists to formulate more addictive products. They spend hundreds of billions of dollars on billboards, radio ads, television ads, online ads, and celebrity endorsements.
On top of all of that, you believe soda is not inherently harmful. That's just the stupidest thing I've ever heard. Even if people moderated their soda consumption - which is impossible because cola drinks are specially formulated to bypass the natural satiation mechanisms of the human brain - they'd still be consuming (most likely) HFCS. HFCS is basically poison.
But I've seen more commercials promoting its inclusion in our diet than commercials advising me to avoid it.
26 million Americans have diabetes.
79 million Americans have pre-diabetes.
This is an epidemic, and your solution is to tell children with undeveloped prefrontal cortices that something is bad for them and expect them to make the right decision?
Good luck with that.