SOF International Mathematics Olympiad (IMO) 2025-26 | Classes 1-12 Exam Dates Nov-Dec 2025
Job Description
SOF IMO 2025-26 registration open for Classes 1-12. Level 1 exams on 12 Nov, 28 Nov, 12 Dec 2025. Fee ₹125 per student via schools only. Gold/Silver/Bronze medals + cash prizes up to ₹50,000. Syllabus based on school textbooks. Download forms from sofworld.org.
SOF International Mathematics Olympiad (IMO) 2025-26 – Register Now!
Science Olympiad Foundation (SOF) International Mathematics Olympiad 2025-26 for Classes 1-12. Level 1 exams on 12 Nov, 28 Nov, 12 Dec 2025. Schools choose exam date. Fee ₹125. Results, medals, cash prizes, international ranking certificates for top performers.
Table of Contents
SOF IMO 2025-26 Overview
The International Mathematics Olympiad (IMO) by Science Olympiad Foundation (SOF) is one of the world’s largest math competitions for school students. It aims to promote mathematical thinking, problem-solving skills, and love for mathematics among students from Classes 1 to 12.
Conducted annually in multiple dates, IMO tests students’ understanding of mathematical concepts through logical reasoning and application-based questions. Top performers receive medals, cash prizes, and international certificates.
Exam Dates & Registration Deadlines
| Level | Date Options (Schools Choose 1) | Registration Deadline |
|---|---|---|
| Level 1 | 12 November 2025 (Date 1) 28 November 2025 (Date 2) 12 December 2025 (Date 3) |
30 days before chosen exam date |
| Level 2 | February 2026 (Tentative) | Top 5% from Level 1 qualify automatically |
Awards, Medals & Cash Prizes
| Award Category | Level 1 (per class) | Level 2 |
|---|---|---|
| 1st Rank | Gold Medal + ₹10,000 + Certificate | Gold Medal + ₹50,000 + Certificate |
| 2nd Rank | Silver Medal + ₹5,000 + Certificate | Silver Medal + ₹25,000 + Certificate |
| 3rd Rank | Bronze Medal + ₹2,500 + Certificate | Bronze Medal + ₹10,000 + Certificate |
| Rank 4-10 | Medal of Excellence + Certificate | Medal of Excellence + Certificate |
| Rank 11-25 / Zone Topper | Gift Certificate + Certificate | – |
Eligibility Criteria & Classes
- Classes: Students from Class 1 to Class 12 studying in any recognized school.
- Nationality: Open to Indian and international students (schools outside India also participate).
- Registration: Must be registered through school only (no individual applications).
- Exam Fee: ₹125 per student (inclusive of application processing charges + GST), paid by school to SOF.
- Language: Question paper available in English, Hindi medium.
Exam Pattern & Syllabus
| Particular | Level 1 Details |
|---|---|
| Duration | 60 minutes |
| Questions | 35 (Classes 1-4) 50 (Classes 5-12) |
| Marks | 40 (Classes 1-4) 60 (Classes 5-12) |
| Sections | Logical Reasoning, Mathematical Reasoning, Everyday Mathematics, Achievers Section |
| Negative Marking | No negative marking |
Syllabus: School textbook syllabus (CBSE/ICSE/State Board) + basic reasoning and higher-order thinking questions.
School Registration Process
- Schools download School Registration Form (SRF) from sofworld.org and fill details.
- Choose exam date (12/28 Nov or 12 Dec 2025) and collect ₹125 per student via Student Registration Sheet (SRS).
- Submit completed forms + fee to SOF Delhi by deadline (30 days before exam date).
- SOF sends roll numbers, question papers, guidelines to school 10-15 days before exam.
- Conduct exam in school; send answer sheets to SOF within 2 days of exam.
Sample Papers & Preparation Resources
- Free SOF IMO Sample Papers and previous year papers available on sofworld.org/imo
- IMO Workbook, Olympiad Power Pack, SET OF 4 Books available from SOF
- Online mock tests and chapter-wise practice questions
- Results declared online within 4-6 weeks at sofworld.org
SOF IMO 2025-26 – Quick FAQs
1. Can students register individually for IMO?
No, registration must be done through school only. Contact your school coordinator.
2. What if my school is not participating?
Encourage your school to register or join nearby participating school (with permission).
3. When will Level 1 results be declared?
Results typically declared 4-6 weeks after exam on sofworld.org using roll number.
4. Is there exam for Class 1 students?
Yes, specially designed easy questions for Classes 1-4 with pictures and simple math.
