Use this link to learn about the NCAA requirements that must be met by students to be eligible to compete in athletics at an NCAA Divison I, II, or III institution. You may also register with the NCAA clearinghouse at this site. Any student intending to participate in athletics at any NCAA school must register with the clearinghouse. It is recommended to do this during your Junior year of high school.
This document allows you to quickly review the NCAA guidelines for eligibility.