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International Mathematics Olympiad Class 3
IOQM 2026 Answer Key

IMO class 3 FAQ

As registrations are handled through schools, specific deadlines vary depending on the school's chosen Level 1 exam date. Generally, schools had to submit completed registration forms for interested students 30 days before their chosen Level 1 exam date.

SOF IMO Class 3 Sample Papers provide students with an opportunity to familiarize themselves with the exam pattern, question format, and difficulty level. By practicing with sample papers, students can improve their problem-solving skills and gain confidence before the actual exam.

The official website of the Science Olympiad Foundation (SOF) often provides past year question papers along with their solutions for 2026 Exams.

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IMO Class 3 (SOF International Mathematics Olympiad) 2026-27

International Mathematics Olympiad (IMO) is an elite contest that encourages mathematical brilliance and analytical skills among students all over the globe. It's an opportunity for young minds to excel and compete on an international level. International Mathematics Olympiad for Class 3 offers a platform for young students to ascertain their Math skills and challenge themselves. It not only improves analytical skills but also instils a love for Mathematics. Students learn to think critically, logically reason, and analyze things by taking part.

In this article, you'll find everything about the Class 3 Maths Olympiad 2026-27: exam dates, eligibility, Level 2 qualification, syllabus, exam pattern, registration, fee, sample papers, answer key, result, and preparation tips.

1.0IMO 2026-27 Notification: Key Details

The Science Olympiad Foundation (SOF) offers the International Mathematics Olympiad (IMO) as a challenge for students in grades 1 to 12. This competition assesses mathematical abilities through two levels: Level 1 and Level 2.

The Level 1 exam for the 2026-27 IMO has already been scheduled. Those who qualify will progress to the Level 2 exam, scheduled for Feb 2027, with results expected in March 2027(Tentative).

2.0IMO Class 3 Exam Dates 2026-27

The Science Olympiad Foundation (SOF) has officially announced the dates and a tentative schedule for the International Math Olympiad Class 3 Exam on its website.


Event

Important Dates

IMO Level 1 Exam Date

  • Exam Date 1: 23rd October 2026
  • Exam Date 2: 26th November 2026
  • Exam Date 3: 10th December 2026

Result Declaration of IMO Level 1

January, 2027 (Tentative)

IMO Level 2 Exam Dates

Domestic & International: Not Declared

Result of IMO Level 2

Last Week of March, 2027 (Tentative)

3.0IMO Class 3 Highlights

Particulars

Details

Exam Name

SOF International Mathematics Olympiad (IMO)

Conducting Body

Science Olympiad Foundation (SOF)

Eligibility

Class 3 (the IMO covers Classes 1 to 12)

Application

Through schools only

Mode

Offline

Language

English

Duration

1 hour

Registration Fee

₹170

Frequency

Once a year

4.0IMO Class 3 Syllabus 2026-27

The International Mathematics Olympiad (IMO) syllabus is designed to assess and

challenge students' mathematical abilities from Class 1 onwards. The problems become more challenging as students progress to higher grades, ensuring they have an interesting and suitable learning experience. 

The new syllabus has a similar format for all grades, with four parts in each class's question paper. Here is the syllabus for class 3 for your reference


Class 3

Section-1 

Logical Reasoning

Patterns, Analogy and Classification, Alphabet Test, Coding-Decoding, Ranking Test, Grouping of Figures and Figure Matrix, Mirror Images, Geometrical Shapes, Embedded Figures, Days and Dates, & Possible Combinations.

Section-2

Mathematical Reasoning

Numerals, Number names and Number Sense (4-digit numbers), Computation Operations, Fractions, Length, Weight, Capacity, Temperature, Time, Money, Geometry, Data Handling.

Section-3

Everyday Mathematics

Syllabus as per Section 2.

Section-4

Achievers Section

Higher Order Thinking Questions - Syllabus as per Section 2.

5.0IMO Class 3 Eligibility Criteria

Level 1: Students of Class 3 enrolled in a school recognised by SOF. There are no other eligibility criteria.

Level 2 (Class 3 onwards): A student qualifies if they meet any one of these:

  • International level: Among the class-wise top 5% of participants in Level 1.
  • Zone/State level: Among the top 25 rank holders in each class in each zone.
  • School level: The class topper, where at least 10 students from the class appeared and the topper scored at least 50%.

6.0IMO Class 3 Exam Pattern 2026-27

The examination pattern for the IMO Class 3 is designed to be age-appropriate and engaging. Students can check here how the exam works and how marks are given for each part in the sections below.

IMO Level 1 Exam Pattern and Marking Scheme

IMO Class 3 Exam Pattern Level 1

IMO Level 2 Exam Pattern & Marking Scheme

IMO Class 3 Exam Pattern Level 2

For more details click here: Read More

7.0IMO Class 3 Registration 2026-27

Individual student registrations are not accepted. Participation is only through schools registered with SOF, and schools submit registrations at least 30 days before the chosen Level 1 date.

  • Registered schools receive the prospectus and registration forms.
  • Schools collect student registrations by the deadline and send them to SOF.
  • SOF generates unique roll numbers.
  • Unregistered schools can email info@sofworld.org or call 0124-4951200.

IMO Registration Fee: ₹170 per student in India, Bhutan, and Nepal. The previous year's fee was ₹125.

8.0IMO Class 3 Admit Card

SOF sends admit cards to participating schools before the exam. Students collect them from school and carry them on exam day.

9.0IMO Class 3 Sample Papers (PDF)

SOF has released IMO Class 3 sample papers on its official website. Practising them helps students learn the pattern, question format, and difficulty level, and builds confidence

IMO Sample Paper for Class 3

Disclaimer: The sample papers provided above are the official materials released by the respective organisations.

10.0IMO Answer Key, Cutoff and Result 2026-27

  • Answer key: Released a few weeks after each Level 1 date (last year's Set C key was out on 2 January 2026).
  • Level 1 result: Tentatively January 2027 (last year: 15 January 2026, with the cutoff a day earlier).
  • Level 2 result: Tentatively March 2027.
  • Where: sofworld.org and results.sofworld.org, using the student's credentials.

11.0Preparation Tips for IMO Class 3

Aspiring mathematicians, are you ready to challenge yourselves and push your mathematical boundaries? This guide lays out essential preparation strategies to help you on your path:

  • Start Early: Lay a strong foundation by mastering core math concepts through study and practice. 
  • Sharpen Problem-Solving Skills: Solve past IMO problems and other math questions to improve your ability to analyse challenges, spot patterns, and find creative solutions.
  • Get Support: Attend training programs or camps to learn from mentors and collaborate with peers in a supportive environment.
  • Expand Your Network: Join online forums, math clubs, and competitions to connect with others, share experiences, and learn new approaches.
  • Stay Updated: Regularly check the official website and trusted math platforms, and regularly stay informed about IMO news, rule changes, and tips.
  • Prioritize Well-being: Maintain a balanced lifestyle, manage your time efficiently, and stay motivated while taking breaks and enjoying hobbies.

With consistent practice and these strategies, you'll be ready to tackle the challenges of IMO 2025-26. 

12.0Advantages of Joining the IMO Exam: What You Get?

  • Performance Recognition:  Get ranked by your scores, so you know how you are performing in school, city, zone, and worldwide.
  • Detailed Feedback: Get an in-depth report (SPR) upon completion of the test, displaying your strengths, weaknesses, and 9-year trends of performance.
  • Awards and Recognition: Receive cash, medals, gifts, and certificates according to your rankings at the international, zonal, and school levels.
  • Special Recognition:  Outstanding students rejoice at a special function in Delhi, graced with dignified guests
  • School-level Recognition: Win awards at the school level if you succeed in the zonal or school rounds.

13.0Awards and Recognition in the IMO 2026-27

In 2025-26, SOF spent over Rs. 24 crore on awards across its Olympiads. IMO winners receive international, zonal, and school topper awards. The top three international rank holders receive cash awards, medals, and certificates, and teachers and principals are recognised too.


International Mathematics Olympiad (IMO) - Class 1

International Mathematics Olympiad (IMO) - Class 2

International Mathematics Olympiad (IMO) - Class 3

International Mathematics Olympiad (IMO) - Class 4

International Mathematics Olympiad (IMO) - Class 5

International Mathematics Olympiad (IMO) - Class 6

International Mathematics Olympiad (IMO) - Class 7

International Mathematics Olympiad (IMO) - Class 8

International Mathematics Olympiad (IMO) - Class 9

International Mathematics Olympiad (IMO) - Class 10

Olympiad Exams

Class 6 Olympiad

Class 7 Olympiad

Class 8 Olympiad

Class 9 Olympiad

Class 10 Olympiad


Subject-wise Olympiad Exams

Science Olympiad Exam

Social Science Olympiad Exam

English Olympiad Exam

Maths Olympiad Exam


National Olympiads

National Level Science Talent Search Exam

INPhO (Indian National Physics Olympiad) 

INChO (Indian National Chemistry Olympiad)

INAO (Indian National Astronomy Olympiad)

INJSO (Indian National Junior Science Olympiad)

National Science Olympiad

Indian National Mathematical Olympiad

National Standard Examination in Physics

National Standard Examination in Biology

National Standard Examination in Chemistry

National Standard Examination in Junior Science

National Standard Examination in Astronomy


International Olympiads

International Junior Science Olympiad

International Junior Physics Olympiad

International Chemistry Olympiad

International Mathematics Olympiad

International Biology Olympiad

International Computer Science Olympiad