Science Olympiad Foundation (SOF) Olympiads 2025-26

Important: SOF Olympiads require school registration only. Individual registration is NOT available. Minimum 10 students required per school.

Complete SOF Schedule

Olympiad Classes Exam Dates 2025-26 Level 2 Fee
ICSO (Computer Science) 1-12 Sep 24, Oct 9, 2025; Jan 22, 2026 Single Level Rs. 125
IGKO (General Knowledge) 1-10 Sep 25, Oct 8, Nov 7, 2025 Single Level Rs. 125
IEO (English) 1-12 Sep 26, Nov 11, 26, 2025 Feb 2026 Rs. 125
IMO (Mathematics) 1-12 Nov 12, 28, Dec 12, 2025 Feb 2026 Rs. 125
NSO (Science) 1-12 Nov 13, 27, Dec 11, 2025 Feb 2026 Rs. 125
Registration Process: Schools must register 30 days before chosen exam date. Contact your school administration or reach out to SOF at info@sofworld.org for school registration.

Individual Registration Available Olympiads

Indian Talent Olympiad (ITO) 2025-26

Website: indiantalent.org | Classes: 1-10 | Individual Registration: YES

Dec 1
Online Slot 1, 2025
Jan 5
Online Slot 2, 2026
Nov 17
Offline Exams Start, 2025

Subjects Available: Science, Mathematics, English, General Knowledge, Computer, Drawing, Social Studies, Essay

Eligibility: No specific academic requirements, open to students from any institution

Institute for Olympiad of Fundamental Sciences (IOF)

Website: iof.education | Registration Deadline: October 10, 2025 (All Olympiads)

Olympiad Classes Exam Date 2025
Indian Music Olympiad 6-12 November 8
GK & Current Affairs 1-10 November 9
Western Music Olympiad 6-12 December 6
Spell Talent Olympiad 1-10 November 16
Entrepreneurship Olympiad 11-12 November 15
Reasoning & Aptitude 1-12 November 22
Hindi Olympiad 1-10 November 23
Economics Olympiad 11-12 November 23
Computer Olympiad 1-12 November 30

HBCSE Science Olympiads

Eligibility Criteria & Process

Website: olympiads.hbcse.tifr.res.in | Individual Registration: YES (Through centers)

For Classes 10-12 (Physics, Chemistry, Biology, Astronomy):

Born between: July 1, 2005 - June 30, 2010

For Classes 8-10 (Junior Science):

Born between: January 1, 2010 - December 31, 2011

Additional Requirements:

  • Must be eligible for Indian passport
  • Residing/studying in India since November 30, 2021
  • Currently enrolled in the respective class

5-Stage HBCSE Process:

  1. NSE - National Standard Examination (First stage)
  2. INO - Indian National Olympiad
  3. OCSC - Orientation-cum-Selection Camp
  4. Pre-departure Training Camp
  5. International Olympiad Participation

Subjects Available: Physics (NSEP), Chemistry (NSEC), Biology (NSEB), Astronomy (NSEA), Junior Science (NSEJS)

Mathematics Olympiad Programme

Indian Olympiad Qualifier in Mathematics (IOQM) 2025

Website: ioqm.in | Individual Registration: YES

Sep 7
Exam Date, 2025
Jun 30 - Jul 25
Individual Registration, 2025
8-12
Eligible Classes

Eligibility: Students in Classes 8-12. Students studying outside India can register if willing to write exam in India.

Complete Mathematical Olympiad Stages:

  1. IOQM - Indian Olympiad Qualifier in Mathematics
  2. RMO - Regional Mathematical Olympiad
  3. INMO - Indian National Mathematical Olympiad
  4. IMOTC - International Mathematical Olympiad Training Camp (May 8-31, 2025 at CMI)
  5. IMO - International Mathematical Olympiad
Important: IMOTC 2025 participants MUST join by May 13, 2025. No exceptions will be made.

Complete Registration Guide

Registration Types Summary

Individual Registration Available:

  • Indian Talent Olympiad: All subjects, Classes 1-10
  • IOF Olympiads: 9 different subjects, deadline Oct 10, 2025
  • HBCSE Science Olympiads: Through authorized centers, Classes 8-12
  • Mathematics (IOQM): Direct online registration, Classes 8-12
  • Computing (ICO): Registration opens October 2025

School Registration Only:

  • All SOF Olympiads: NSO, IMO, IEO, ICSO, IGKO
  • Requirement: Minimum 10 students per school
  • Timeline: 30 days before chosen exam date

What to Do If Your School Doesn't Participate in SOF:

  1. Request School Registration: Ask your school administration to register with SOF
  2. Coordinate with Classmates: Find 10 students to meet minimum requirement
  3. Contact SOF Directly: Write to info@sofworld.org for school registration guidance
  4. Consider Alternatives: Register for other Olympiads with individual registration