The kid is not socially able to be in a public school.
Apparently not.
Since Mommy Dearest gave the school permission to restrain him, it may be difficult for her to win a court case, if it comes to that.
“Quesada said she gave school staff permission to restrain her autistic son but did not think that meant handcuffing him.”
http://www.kob.com/article/stories/s2372848.shtml