This document contains 28 classroom rules for students at the Specialized Science and Math Secondary School in Ponce, Puerto Rico. The rules instruct students to arrive on time, raise their hand before speaking, listen to others, use materials appropriately, stay on task, complete assignments, bring required materials, listen to directions, cooperate with groups, clean up after themselves, not interrupt others, keep their hands and objects to themselves, practice good hygiene, not vandalize property, treat computers with care, only leave one at a time with a hall pass, clean their work station, not bring food or drink, not be late without a hall pass, be organized and prepared, respect all property, respect all ideas shared in class without criticism