Why join Army JROTC? Well, as a JROTC cadet you are embarking on one of the most interesting and valuable educational experiences of your high school career. In JROTC, you will have the chance to participate in your education and will learn to be a better citizen. The program provides you with tools and skills you can use to succeed in high school, but far more importantly; these tools and skills will be useful for the remainder of your life.