Oklahoma's statewide high-school mock trial competition, run by the Oklahoma Bar Association: school teams argue an original case as attorneys and witnesses, advancing from local rounds to the state finals; the state champion represents Oklahoma at the National High School Mock Trial Championship.
Santa Clara Valley Science & Engineering Fair Association (SCVSEFA)
Santa Clara County's ISEF-affiliated science fair for grades 6–12, with category awards and qualification to the California State Science & Engineering Fair.
Augustana University — Junior Science and Humanities Symposium (JSHS)
The North Central regional Junior Science and Humanities Symposium, hosted by Augustana University: high school students present original STEM research and compete for scholarships and recognition; no cost to register or take part.
Southern Illinois University — Junior Science and Humanities Symposium (JSHS)
The Chicago regional Junior Science and Humanities Symposium, hosted by Southern Illinois University: high school students present original STEM research and compete for scholarships and recognition; no cost to register or take part.
the University of Florida Center for Precollegiate Education and Training — Junior Science and Humanities Symposium (JSHS)
The Florida regional Junior Science and Humanities Symposium, administered by the University of Florida Center for Precollegiate Education and Training: high-school students present original STEM research and compete for scholarships and recognition, with no cost to take part.
The University of Iowa — Junior Science and Humanities Symposium (JSHS)
The Heartland regional Junior Science and Humanities Symposium, hosted by The University of Iowa: high school students present original STEM research and compete for scholarships and recognition; no cost to register or take part.
The Independent Schools Association's public speaking competition: Key Stage 2 students give a poetry reading, while Key Stages 3–5 write and deliver their own speech. Run in partnership with the English-Speaking Union.
The 78th Annual Louisiana Senior Beta Convention, where high-school National Beta Club members compete in individual and team competitions and run for state leadership positions.
The 87th Annual Alabama Senior Beta Convention, where high-school National Beta Club members compete in individual and team competitions and run for state leadership positions.