AIMO Grade 4

Asia International Mathematical Olympiad (AIMO)

• Founded by: AIMO Union (Asia)
• Grades: 1 – 12
• Preliminary Round: March 19th, 2026 Online
• Global Finals: August 1-5, 2026 in Hanoi, Vietnam
• Awards Preliminary Round:
  Gold Award: Top 5%
  Silver Award: Next 15%
  Bronze Award: Next 20% or higher than the required mark
  Merit: Next 20%
  Participation: Next 40%

How the Preliminary Round Works

• Format: 100% online
• Time Window: Students can write the contest any time between 8:00 AM EST and 2:59 AM EDT the next day. This wide time range accommodates all time zones, especially students on the West Coast.
• Access Details: Contest access instructions will be sent a week before the competition. Students will receive step-by-step instructions to log in and complete the test securely from home.

How the Global Finals Works

• Students who got Gold, Silver or Bronze Award qualify to compete on the Global Finals
• In person in Hanoi, Vietnam
• Travel to the global round is optional and at family’s own expense.
• WMI offer a tourism package for students and parents to participate in the contest
• Full details will be shared with qualifying students.