National biology competition that selects the four-student US team for the International Biology Olympiad, drawing about 12,000 students a year. There are no individual entries: a student's school must register as a host and pay a 125 dollar school fee, so ask a science teacher to register before the deadline.
Offered by CEE. Competition for high school students in USA. Format: In-person. Cost: Free. Grades 9–12. Deadline: 2026-11-15.
Fields: Biology
Info checked November 2026.
The deadline is November 15, 2026.
Yes. USA Biology Olympiad is free to take part in.
High school students in grades 9 to 12. It takes place in person in nationwide. Age, residency and citizenship rules are on the official page.
More academic competitions for high school students