Free Study Material
Olympiad Papers
School-level Olympiad sample papers and official national Olympiad past papers with solutions.
SOF (Science Olympiad Foundation) – free sample papers, Class 1–12
Official free sample papers from sofworld.org.
HBCSE (Govt. of India) – Indian National Olympiad past papers
IOQM (Maths, Classes 8–12)
RMO / INMO (Maths)
INPhO (Physics)
INChO (Chemistry)
INBO (Biology)
INAO (Astronomy)
Other Olympiad organisations
All files open from the official organisers' websites. Checked on 29 Oct 2026.
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