• School Registration:
  • The exam is open to students enrolled in SOF-registered schools.
  • Interested schools must be affiliated with recognized boards (CBSE, ICSE, State Boards, etc.).
• Classes:
  • Students from Class 1 to 12 can participate.
  • There is no minimum score or academic cutoff required.
• Individual Students:
  • Generally register through their school’s Olympiad coordinator.
  • In special cases where a school is not registered, students/parents can contact SOF to explore direct registration options.
• Note: Verify with your school’s exam coordinator or visit the SOF website for the latest enrolment details.

• Historically, SOF’s IMO had two levels for older classes, but in recent editions, it mostly follows a single-level exam structure for all participants. Any changes to the format are usually announced via the annual SOF circular.
• Number of Questions & Duration:

Class Group

Total Questions

Exam Duration

Section Distribution

Classes 1–2

35

1 hour

Section 1: Logical Reasoning, Section 2: Mathematical Reasoning, Section 3: Achievers’ Section

Classes 3–12

50

1 hour

Section 1: Logical Reasoning, Section 2: Mathematical Reasoning, Section 3: Everyday Math, Section 4: Achievers’ Section (for some classes, combined with advanced reasoning)

• Note:

• Exact distribution can vary slightly by class.
• The Achievers’ Section typically has higher-order thinking questions.
• Always consult the SOF IMO brochure for the latest format details.

• The IMO syllabus aligns with the school curriculum of various boards, focusing on conceptual clarity in mathematics and basic logic. Below is a broad breakdown:
  • Logical Reasoning: Patterns, coding-decoding, analogy, classification, puzzle-based questions, etc.
  • Mathematical Reasoning / Everyday Math:
    • Arithmetic: Numbers, operations, fractions, decimals, ratio/proportion.
    • Algebra: Basic equations, factorization (higher classes).
    • Geometry: Shapes, angles, perimeter, area, volume.
    • Data Handling: Graphs, charts, probability basics (in older classes).
    • Trigonometry, Coordinate Geometry (for senior secondary classes).
  • Achievers’ Section: Challenging questions applying multi-step or advanced concepts relevant to the class level.
• Note: SOF publishes a class-wise syllabus on its official website for more precise guidance.

• School-Based Registration:
  • SOF sends an Olympiad prospectus and registration forms to schools.
  • The school’s Olympiad coordinator collects the exam fees from interested students and finalizes registration.
• Direct Registration:
  • In rare cases (if a student’s school is not registered), parents can contact SOF directly to find a feasible test center or mode.
• Roll Numbers & Admit Cards:
  • Schools allot roll numbers to their participating students based on SOF guidelines.
  • Admit cards (hall tickets) are typically handed out shortly before the exam date.
• Note: Ensure accurate submission of details during registration to avoid issues.

• Exam Day:
  • The exam typically takes place during school hours.
  • The format is usually an OMR sheet (Classes 3–12). For Classes 1–2, a simplified sheet or question paper style is used.
• Result Announcement:
  • SOF declares IMO results around 4–6 weeks after the exam.
  • Results are shared with respective schools and posted on the SOF website (sofworld.org).
  • Students can see All-India Rank, Zonal/State Rank, School Rank, and their total score.
• Certificates & Awards:
  • Every participant usually gets a certificate of participation.
  • High achievers (International / Zonal / School toppers) receive medals, merit certificates, or scholarships based on rank categories.

• Registration Start: Tentatively July/August
• Last Date of Registration: Approximately 1 month before exam (dates set by SOF)
• Exam Dates: Typically November–January (multiple date options for schools)
• Results: Approximately 4–6 weeks post-exam (tentatively December–March)
• Note: Verify the exact timeline each year via the SOF official website or school circular.

• Brush Up Core Math Concepts:
  • Rely on NCERT/ICSE/State Board textbooks for fundamental arithmetic, geometry, algebra, etc.
  • Strengthen problem-solving techniques rather than memorizing formulas.
• Practice Logical & Analytical Reasoning:
  • Attempt puzzle books, reasoning question banks, or previous IMO papers from SOF.
• SOF-Supplied Resources:
  • Workbooks, sample papers, and Olympiad skill-development books are available for each class.
• Time Management & Mock Tests:
  • Simulate a 1-hour test environment, focusing on accuracy and speed.
  • Identify weaker topics for extra practice.
• Focus on Achievers’ Section:
  • Tackle higher-order questions that integrate multiple concepts or require multi-step solutions.

• Mathematical Foundation: Reinforces essential math skills and fosters analytical thinking.
• Competitive Edge: Students compete nationally (and in some cases internationally), motivating them to excel.
• Recognition & Rewards: Top rankers earn awards, which enhance their academic profile and confidence.
• Preparation for Future: The conceptual and reasoning approach helps in numerous competitive exams (like NTSE, RMO, etc.).
• Global Perspective: Provides exposure to international standards of mathematical problem-solving, preparing students for broader challenges.

• SOF IMO Website: sofworld.org/imo (for registration details, syllabus PDFs, sample papers, exam schedules, results)
• Contact SOF: Email:  or other addresses listed on the website; Phone: Check “Contact Us” on the site for updated numbers.
• Additional Material: SOF IMO Workbooks, previous year papers, and standard math puzzle/competition books.
• Note: Always check the official portals for the latest updates, notifications, and resources.

The Science Olympiad Foundation’s International Mathematics Olympiad (IMO) offers an excellent platform for students from Classes 1 to 12 to hone their mathematical abilities, logical reasoning, and problem-solving skills. With a well-rounded approach—revisiting school curricula, practicing reasoning questions, and tackling advanced Achievers’ Section problems—students can excel in this competition. Besides gaining recognition and awards, participants develop confidence and aptitude that prove invaluable in higher-level math competitions and academic pursuits.