Kentucky's state contest of National History Day (NHD), run by the Kentucky Historical Society: middle- and high-school students present history research projects on the 2027 theme "Innovation in History: Impact, Influence, Change" and the top entries advance to the national contest.
Oklahoma Science Olympiad — the University of Central Oklahoma
Oklahoma's state Science Olympiad tournament for high-school (Division C) teams, hosted by the University of Central Oklahoma; state champions advance to the Science Olympiad National Tournament.
A one-week, non-credit residential summer institute at Wake Forest University for high school students. Develop leadership skills in a pre-college summer program.
Singapore's national mathematics olympiad for secondary schools, high schools and junior colleges, run by the Singapore Mathematical Society and used for IMO training selection.
Pennsylvania DECA's 2027 state conference where high school members compete in business and marketing competitive events (marketing, finance, hospitality, management and entrepreneurship) and attend leadership workshops; top finishers can qualify for the DECA national conference.
New Hampshire DECA's 2027 state conference where high school members compete in business and marketing competitive events (marketing, finance, hospitality, management and entrepreneurship) and attend leadership workshops; top finishers can qualify for the DECA national conference.
Hawaii HOSA's 2027 state conference where high-school members compete in health science competitive events (health knowledge, clinical skills, emergency preparedness, leadership) and attend leadership workshops; top finishers can qualify for the HOSA national conference.
Arizona Historical Society — National History Day in Arizona (NHDAZ)
Arizona's state-level National History Day contest, where students present original historical research on the 2027 theme "Innovation in History: Impact, Influence, Change" and compete for spots at the National Contest.
Grades 9–12
Cost not published
Applications open Jan 1, 2027Qualification required
The national conference of SkillsUSA: members who qualify through their state or chartered association compete for national titles and attend leadership training.
Dong Nai Department of Education and Training's official science and engineering research fair for Grade 8–12 students exam, held on 6–8 January 2027 (planned).