yes, the school would be liable - put you need to file criminal charges against the boy and you also need to have medical documentation for you son. you need to have him evaluated to determine if there were any permanent damage to him after he passed out or if there are any concerns for future damages or health care, etc - and if there is a mental or psychological problem to your son since the incident. without that no one can throw a number around. the amount is based on how the damages are valued and you need doctors to determine that. then a local lawyer would be able to assist.
start big and negotiate from there. Sue them for $10 million dollars. And then let them settle it with you through negotiations - you might wind up with 10 thousand
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