Junior Achievement Sparks Student Success. JA impacted over 4.5 million U.S. students in more than 197,000 classrooms during 2013-2014. Our volunteer-delivered, kindergarten -12th grade programs foster work-readiness, entrepreneurship and financial literacy skills, and use experiential learning to inspire students to dream big and reach their potential. With the help of more than 213,000 volunteers, JA students develop the skills they need to experience the realities and opportunities of work and entrepreneurship in the 21st century global marketplace.