Does the attorney have particular expertise in educational law? What do you hope to accomplish by having an attorney present? Is the school in violation of any state or federal statutes? If the answer to #s one and three are yes, go for it. If not, you're probably wasting time and money and making yourself look like Attila the Mom, which will negatively impact the situation in the long run.

"I love it when you two impersonate earthlings."