The International Mathematical Olympiad (IMO) is the world’s most prestigious mathematics competition for school students, offering a platform to showcase logical reasoning, problem-solving, and analytical skills. Conducted annually since 1959, the Olympiad attracts participation from over 100 countries. For Indian students, the Science Olympiad Foundation (SOF) conducts the SOF IMO Olympiad each year for Classes 1 to 12.
In this blog by AcadXL, we bring you all the important details about the IMO Exam 2025, including dates, eligibility, exam pattern, syllabus, and registration process.
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Highlights of IMO Exam 2025
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Full Exam Name: International Mathematical Olympiad (IMO)
Related Reading:
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Short Name: IMO
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Conducting Body: Science Olympiad Foundation (SOF)
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Frequency: Once a year
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Medium: English
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Mode of Application: Offline
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Application Fee: ₹125 (India), $11 (International)
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Exam Duration: 1 Hour
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Exam Mode: Offline (at schools)
Important Dates for IMO 2025
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Level 1 Exam Dates: November 12, November 28, and December 12, 2025
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Level 2 Exam Dates: January 2026 (Tentative)
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Result Announcement: March 2026
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66th International IMO (Global Round): July 10 – July 20, 2025, Sunshine Coast, Queensland, Australia
Eligibility Criteria for IMO 2025
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Classes 1 to 12 students are eligible.
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Level 1 Exam: Open for all Classes 1 to 12.
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Level 2 Exam: Open for Classes 3 to 12 (based on performance in Level 1).
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Age Limit (International IMO): Below 20 years as of July 31, 2025.
Exam Pattern & Marking Scheme
For Classes 1 to 4 (Level 1):
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Logical Reasoning: 10 Questions (10 Marks)
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Mathematical Reasoning: 10 Questions (10 Marks)
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Everyday Mathematics: 10 Questions (10 Marks)
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Achievers Section: 5 Questions (10 Marks)
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Total: 35 Questions | 40 Marks
For Classes 5 to 12 (Level 1):
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Logical Reasoning: 15 Questions (15 Marks)
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Mathematical Reasoning: 20 Questions (20 Marks)
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Everyday Mathematics: 10 Questions (10 Marks)
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Achievers Section: 5 Questions (15 Marks)
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Total: 50 Questions | 60 Marks
For Level 2 Exam:
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Classes 1 to 4 → 35 Questions (40 Marks)
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Classes 5 to 12 → 50 Questions (60 Marks)
Syllabus for IMO 2025
The IMO syllabus is based on CBSE, ICSE/ISC, and State Boards. The structure is designed to test logical and mathematical reasoning beyond textbooks.
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Class 1: Numbers, Time, Money, Shapes, Patterns, Addition, Subtraction
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Class 2: Fractions, Geometry, Pictographs, Number Sense (3-digit)
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Class 3: Fractions, Geometry, Data Handling, 4-digit Number Sense
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Class 4: Symmetry, Data Handling, Perimeter, 5-digit Number Sense
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Class 5: Decimals, Volume, Angles, Area, Symmetry, Conversions
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Class 6: Algebra, Ratio, Symmetry, Practical Geometry, Integers
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Class 7: Exponents, Algebra, Triangles, Perimeter & Area, Data Handling
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Class 8: Quadrilaterals, Factorization, Linear Equations, Mensuration
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Class 9: Polynomials, Coordinate Geometry, Probability, Statistics
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Class 10: Trigonometry, Circles, Statistics, Probability, Geometry
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Class 11: Sets, Trigonometry, Binomial Theorem, Probability, Conic Sections
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Class 12: Matrices, Determinants, Vector Algebra, Integrals, Differential Equations
Note: 60% of the syllabus is from the current class and 40% from the previous class.
Registration Process for IMO 2025
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Mode: Offline only
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Step 1: Contact your school coordinator.
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Step 2: Fill the SOF IMO registration form provided by your school.
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Step 3: Submit the application fee (₹125 in India / $11 internationally).
👉 Students cannot apply directly to SOF; registration must be done through schools.
Selection Process for Level 2
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Top 5% of students (class-wise) in Level 1 globally.
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Top 25 candidates from each zone/state.
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School toppers (with at least 10 participants scoring 50% or above).
Why Participate in IMO 2025?
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Builds analytical and problem-solving skills
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Encourages logical reasoning beyond textbooks
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Provides global exposure in mathematics
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Enhances chances for scholarships and recognition
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Boosts confidence for competitive exams (JEE, NEET, etc.)
Final Thoughts
The SOF International Mathematical Olympiad (IMO) 2025 is an excellent opportunity for students to develop advanced mathematical skills and compete at both national and international levels. With consistent preparation, mock tests, and syllabus-based practice, students can achieve great results.
📌 For expert Olympiad preparation, study resources, and strategy tips, visit AcadXL – Your Trusted Academic Partner.
🎯 Conclusion
The Math Olympiad Exams are a golden opportunity for students to showcase their talent, sharpen problem-solving skills, and gain recognition at national and international levels. With the right preparation strategy, study plan, and guidance, any dedicated student can excel in these prestigious competitions.
At AcadXL, we aim to mentor and prepare students for competitive exams like Olympiads, JEE, and NEET with structured learning resources and expert guidance.
👉 Start your Olympiad preparation today and unlock your true mathematical potential!
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