Research SNA has conducted research on topics and trends that will help you improve your school nutrition program. In addition to SNA generated research, we want to connect you to relevant information and research by external sources like USDA, CDC, and ICN, to help you manage, operate and promote the healthy meals your school nutrition program provides to students. Check them out! SNA Research SNA Research on the issues and trends impacting school nutrition like SNA’s trends and operations reports, The Journal of Child Nutrition & Management, and the Little Big Fact Book. Child Nutrition Research by Topic Find information and research from SNA, as well as external sources like USDA, CDC, and ICN to help you manage, operate and promote the healthy meals your school nutrition program provides to students.