IJSOInternationalScience
International Junior Science Olympiad — World
Organised by IJSO / HBCSE India teamOfficial Website ↗
World championship in science for students below 15 years. Physics Chemistry Biology combined. India consistently wins medals. Pathway: NSEJS → INJSO → OCSC → PDC → IJSO.
Eligibility
Top 6 from OCSC Junior Science — represent India
Fee
Nil
Reg. Opens
N/A–N/A
Exam Date
Dec 2026
Level
International
Pathway Stage
National Entry
About this olympiad
World championship in science for students below 15 years. Physics Chemistry Biology combined. India consistently wins medals. Pathway: NSEJS → INJSO → OCSC → PDC → IJSO.
The pathway
Stage 5 of 5
How registration works
1
National selection through NSEJS → INJSO → OCSC
2
No direct registration.
How to prepare
Understand the syllabus
Focus on the core concepts of the Science curriculum with a higher weightage on analytical problems.
Solve past papers
Practice with previous years' question papers to understand the exam pattern and marking scheme.
Notify Me
Get notified when IJSO 2026 registration opens.
Quick Facts
TypeJunior Science Olympiad
International?Yes
Govt Recognized?Yes
Online Exam?No
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