YC W16 applications are open, sounds like you could give it a go if you think that this problem could apply to all schools and that schools would be willing to pay for it.
Lots of challenges to getting new or useful tech into schools, not least of all that everyone is too busy teaching to be able to pull new tools into their chain.
You're not wrong though: it would be grand to chip away at some of the entrenched, systemic inefficiencies.