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British Informatics Olympiad (BIO)

Verified

Programming

United Kingdom

Competition Overview

Eligible ages: 12 - 18

School level: Secondary and sixth form; under 19 in full-time pre-university education

Competition stages: Round one in schools, then invitational final in Cambridge

Registration method: School only

Fee: Free

Online / in-person: Hybrid

Dates

Registration open: Unknown

Registration deadline: 23 Jan 2026

Registration closed

Competition date start: 8 Dec 2025

Competition date end: 30 Apr 2026

Official Links
Official websiteRules / PDF
Trust Metadata

Last checked at: 16 Feb 2026

Verification status: Verified

Source URLs
Evidence Text
  • BIO 2026 season runs December 2025 to January 2026 and Easter 2026.
  • Round one window is 8 Dec 2025 to 23 Jan 2026.
  • Round one is a 3-hour paper/test in schools.
  • Top performers are invited to a final in Cambridge.
  • Entry is free and via school/college application form.
Notes

BIO 2026 round one can be set any date from 8 Dec 2025 to 23 Jan 2026; final takes place in Cambridge at Easter 2026.

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