This document summarizes the requirements for NCAA, NAIA, and NJCAA athletic eligibility. It provides background information on each organization, including when they were founded and how many schools are members. Key requirements are outlined for NCAA Divisions I, II, and III as well as for NAIA eligibility. Important terms like GPA, SAT, ACT, and core course GPA are defined. The document stresses that one-third of NCAA eligibility requirements must be met in 9th grade and advises checking with counselors on required classes.