Washington 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.
Wyoming History Day — University of Wyoming American Heritage Center
Wyoming'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.
Southern Ontario Model United Nations Assembly (SOMA), University of Toronto Schools
Canada's largest high school Model UN conference, held April 26-27, 2027 at the University of Toronto St. George campus and run by University of Toronto Schools students.
A multilingual poetry competition for students aged 8-18 run by Leeds City of Languages at the University of Leeds, with Mother Tongue and Other Tongue strands.
The Rhode Island state championship of Science Olympiad for high school (Division C) teams, held April 10, 2027 at Rhode Island College; top teams can advance to the national tournament.
9–12-sinflar
Narxi eʼlon qilinmagan
Arizalar hali ochilmaganQatnashish qoidalari tasdiqlanmagan
The Historical Association's history public speaking competition for students in school years 10 to 13. Students give five-minute speeches in regional heats, with cash prizes for the winner and runners-up.
LIMUN Foundation (London International Model United Nations)
London's annual Model United Nations conference for secondary and sixth-form students aged 13-18, run by the LIMUN Foundation at King's College London. Edition XI is provisionally 16-18 April 2027 and applications are opening soon.
Türkiye Teknoloji Takımı Vakfı (T3 Vakfı) – TEKNOFEST
A two-stage datathon (Kaggle) and hackathon, run with Trendyol and the Ministry of Industry and Technology, in which teams build AI models that improve e-commerce search and shopping.
NUS Greyhats (supported by the National Cybersecurity R&D Lab)
An annual Capture-The-Flag cybersecurity competition hosted by NUS Greyhats, with a Local Category for pre-university and undergraduate students who are Singapore citizens or PRs.
Department of Mathematics, School of Advanced Sciences, Vellore Institute of Technology (VIT), Vellore
VIT Vellore's Department of Mathematics holds an annual one-day national mathematics contest for school students, with a talent examination, quiz, model exhibition and poster presentation at three class levels. The 2027 edition has not been announced.
Georgia's statewide high-school mock trial competition, run by the State Bar of Georgia Young Lawyers Division: school teams argue an original case as attorneys and witnesses, advancing from local rounds to the state finals; the state champion represents Georgia at the National High School Mock Trial Championship.