The 12-year-old scribbled "Lex was here 2/1/10" on her desk last Monday, with a marker. She also wrote "I love my friends Abby and Faith." The girl says the doodles could have been erased, according to the New York Daily News.
But instead, Alexa was handcuffed, and taken to the police station, where she spent several hours before being released, according to her mother.
Education department spokesman David Cantor said the incident shouldn't have happened, and that common sense should prevail.
Last month, the New York Civil Liberties Union filed a lawsuit alleging more than 20 instances of wrongful arrests and assaults by school safety officers.
Alexa Gonzalez has been assigned eight hours of community service, a book report, and an essay on what she's learned from the experience.
Just don't doodle it on the desk.