| Exam Name | Medium | Syllabus / Board | Organiser | Exam Date | Eligibility | Website |
| International Mathematics Olympiad (IMO) | English | CBSE / ICSE / IB / CIE Various State Boards | Science Olympiad Foundation (SOF), New Delhi | December | Class-II to XII | sofworld.org |
| National Science Olympiad (NSO) | English | CBSE / ICSE / IB / CIE / Various State Boards | Science Olympiad Foundation (SOF), New Delhi | November | Class – II to XII | sofworld.org |
| National Cyber Olympiad (NCO) | English | CBSE / ICSE / IB / CIE / Various State Boards | Science Olympiad Foundation (SOF), New Delhi | September | Class – II to XII | sofworld.org |
| Unified Cyber Olympiad (UCO) | English | CBSE / ICSE / ISC and various other state board syllabus | Unified Council, Hyderabad | September | Class- III to X | unifiedcouncil.com |
| International Informatics Olympiad (110) | English | CBSE/ICSE & Various State Boards | Computer Literacy Foundation (CLF), New Delhi | August | Class – I to XII | |
| Intemational Olympiad in Mathematics (10M) | English | CBSE/ICSE & Various State Boards | Mathematic Olympaid Foundation (MOF), New Delhi | November / December | Class -I to XII | |
| International Olympiad of English Language (IOEL) | English | CBSE/ICSE & Various State Boards | Computer Literacy Foundation (CLF), New Delhi | December / January | Class – I to XII | cifoundation.org.in |
| International Olympiad of Science (IOS) | English | CBSE/ICSE & Various State Boards | Society of Science Education (SSE), New Delhi | December | Class – I to X | Silverzone.org |
| State Science Talent Search Examination (SSTSE) | English / Hindi | State Board | Science & Technology Department of Board of Secondary Education Ajmer, Rajasthan | November | X-Appearing (50% in IX) |
|
| Smart Kid General Knowledge Olympiad (SKGKO) | English | CBSE/ICSE & Various State Boards | Society of Science Education (SSE), New Delhi | December | Class – I to X | |
| Technothlon | English | CBSE/ICSE & Various State Boards | IIT Guwahati | July | Class – IX to XII | technothlon.techniche.org |
| International Earth Science Olympiad (IESO) | English | CBSE/ICSE & Various State Boards | Geological Society of India | January | Class – X to XI | |
| Robo-Champs Olympiad | English | Generic | Robomate+ | Stage 1, Stage 2 | Class – VII to XII | robochampsnorth.robomateplus.com |
| National Talent Search Examination, Stage-1 (NTSE STAGE-1) > Followed by Stage-2 | English / Hindi | NCERT | State Council Institute of Education Research & Training, State (SIERT) > Further Stages are conducted by NCERT, New Delhi | November | Class – X (Appearing) | ncert.nic.in |
| National Standard Examination in Astronomy (NSEA) > Followed by International Astronomy Olympiad (IA0) | English | CBSE | Indian Association of Physics Teachers, Pune (IAPT) > Further Stages are conducted by HBCSE, Mumbai | November | X or XI | iapt.org.in hbcse.tifr.res.in |
| National Standard Examination in Jr. Science (NSEJS) > Followed by International Junior Science Olympiad (DSO) | English | CBSE | Indian Association of Physics Teachers, Pune (IAPT) > Further Stages are conducted by HBCSE, Mumbai | November | Students of Class-X or lower | www.iapt.org.in hbcse.tifr.res.in |
| National Standard Examination in Physics (NSEP) > Followed by International Physics Olympiad (IPhO) | English | CBSE | Indian Association of Physics Teachers, Pune (IAPT) > Further Stages are conducted by HBCSE, Mumbai | November | Class – XI to XII | www.iapt.org.in |
| National Standard Examination in Chemistry (NSEC) > Followed by International Chemistry Olympiad (IChO) | English | CBSE | Indian Association of Physics Teachers, Pune (]APT) > Further Stages are conducted by HBCSE, Mumbai | November | Class – XI to XII | www.iapt.org.in hbcse.tifr.res.in |
| National Standard Examination in Biology (NSEB) > Followed by International Biology Olympiad (IBO) | English | CBSE | Indian Association of Physics Teachers, Pune (IAPT) > Further Stages are conducted by HBCSE | November | Class – XI to XII | www.iapt.org.in |
| Regional Mathematics Olympiad (RMO) > Followed by International Mathematics Olympiad (IMO) | English | No Prescribed Syllabus | National Board for Higher Mathematics, Mumbai (NBHM) > Further Stages are conducted by HBCSE, Mumbai | Between September to December | Class – XI to XII (Brilliant Students of IX & X) | hbcse.tifr.res.in |
| Zonal Informatic Olympiad (ZIO) > Followed by International Olympiad Informatics (101) | English | CBSE | Indian Association for Research In Computing Science, (IARCS), Chennai | November | Class – VIII to XII | |
| National Science Talent Search Examination (NSTSE) | English / Hindi | CBSE | Unified Council, Hyderabad | January | Class – II to XII | unifieldcouncil.com |
| Kishore Vaigyanik Protsahan Yojana (KVPY) | English / Hindi | No Prescribed Syllabus | Indian Institute of Science (IISC), Bengaluru | November | Class – XI & XII |
Disable Preloader
