[M95D]

>> You should also remove any students from classrooms whom routinely distract from others' learning.

> You can't do this without getting sued (at least in Massachusetts).

Yes you can. Group students by entrance exam results. Discussed here:

https://news.ycombinator.com/item?id=45070793

[ProllyInfamous]

Great link / discussion, thanks!

I think social ostracism is an effective tool to deal with anti-social behaviors (at any age).