Biology · School or team
USA Biolympiad
Take USABO’s exam rounds to seek National Finals and international team selection.
Who it’s for: Eligible high-school students through participating schools
Your first step
Ask a teacher to review school registration and current student eligibility in the official USABO portal.
Open official guideThe route
School registration
Enter through a school registered with USABO.
Exam rounds
Complete the qualifying examination stages under the current season’s rules.
National Finals
Selected finalists attend advanced biology training and assessment.
International team
Finals performance determines selection for the U.S. IBO team.
Before you commit: School registration does not guarantee finalist eligibility; consult current exam and international-team requirements.
Sources and review · 2026-10-20
Organizer: Center for Excellence in Education. Causey’s summary is a starting point; the organizer decides eligibility, selection and current availability.