SOF IMO Class 5 Syllabus & Exam Pattern
Last updated: June 2026 · For the 2026-27 academic year
From Class 5, the IMO has two levels: Level 1 (the school round, held November-December) and Level 2 (the international final, early in the new year) for students who qualify.
Class 5 exam format (Level 1)
| Section | Questions | Marks each | Total |
|---|---|---|---|
| Section 1: Logical Reasoning | 15 | 1 | 15 |
| Section 2: Mathematical Reasoning | 20 | 1 | 20 |
| Section 3: Everyday Mathematics | 10 | 1 | 10 |
| Section 4: Achievers (HOTS) | 5 | 3 | 15 |
| Total | 50 | 60 |
Time: 60 minutes. Multiple choice, 4 options, marked on an OMR sheet. No negative marking. For Class 5, each Achievers question is worth 3 marks, and the Achievers Section draws harder questions from the Mathematical Reasoning syllabus.
Class 5 Mathematical Reasoning topics
Section 2 (Mathematical Reasoning) and Section 3 (Everyday Mathematics) test these topics; the Achievers Section reuses them at a harder level. For Class 5, SOF's syllabus covers:
Section 1 (Logical Reasoning) adds non-maths puzzles: patterns, analogy, coding-decoding, mirror images, ranking and more, escalating by grade.
Class 5 in Glovoy Math
Glovoy Math is in build, covering SOF IMO for Grades 1 to 6 with adaptive practice and honest mastery tracking. Free Class 5 practice is on the way; join the waitlist to hear when it's live.
See Glovoy Math →Want the full guide (all four sections, the two format tiers, and prep tips)? Read the complete SOF IMO syllabus guide.
This is an independent guide. Glovoy is not affiliated with, endorsed by, or sponsored by the Science Olympiad Foundation. "SOF" and "IMO" are trademarks of their respective owners and are used here only to describe the exam. Always confirm the current syllabus, pattern and dates on the official SOF website before your child sits the exam.