STEM and green careers promise growth and opportunity, and are key to U.S. competitiveness in the global marketplace. But how do you know which STEM occupations suit you best? In just five steps, this easy-to-use assessment helps students and young people discover their personality type and then match it to STEM and green careers. All job titles in the STEM Careers Inventory are from the U.S. Department of Labor's Occupational Information Network (O*NET) database. Package of 25.