1 | International Maths olympiad (IMO) | Science Olympiad Foundation | Standard 1st to 12th | November 12, 2025 OR November 28, 2025 OR December 12, 2025 | August 30, 2025 |
2 | National Science Olympiad (NSO) | Science Olympiad Foundation | Standard 1st to 12th | November 13, 2025 OR November 27, 2025 OR December 1, 2025 | August 30, 2025 |
3 | International General Knowledge Olympiad (IGKO) | Science Olympiad Foundation | Standard 1st to 10th | September 25, 2025 OR October 8, 2025 OR November 7, 2025 | August 30, 2025 |
4 | International English Olympiad (IEO) | Science Olympiad Foundation | Standard 1st to 12th | September 26, 2025 OR November 11,2025 OR November 26, 2025 | August 30, 2025 |
5 | International Social Studies Olympiad( ISSO) | Science Olympiad Foundation | Standard 3rd to 10th | September 18, 2025 OR November 20, 2025 OR January 23, 2026 | August 30, 2025 |
6 | International Olympiad Of Maths (iOM) | Silver Zone Foundation | Standard 1st to 12th | November 19, 2025 OR December 16, 2025 | August 30, 2025 |
7 | International Olympiad Of Science (iOS) | Silver Zone Foundation | Standard 1st to 12th | November 18, 2025 OR December 10, 2025 | August 30, 2025 |
8 | International Informatics Olympiad (iiO) | Silver Zone Foundation | Standard 1st to 12th | 4th November 4, 2025 OR November 26, 2025 | August 30, 2025 |
9 | International Artificial Intelligence Olympiad (iAIO) | Silver Zone Foundation | Standard 1st to 10th | November 7, 2025 OR December 2, 2025 | August 30, 2025 |
10 | International Reasoning & Aptitude Olympiad (iRAO) | Silver Zone Foundation | Standard 3rd to 12th | November 25, 2025 OR December 11, 2025 | August 30, 2025 |
11 | International Talent Hunt Olympiad (iTHO) | Silver Zone Foundation | Standard 1st to 10th | November 20, 2025 OR December 12, 2025 | August 30, 2025 |
12 | International Social Studies Olympiad (iSSO) | Silver Zone Foundation | Standard 1st to 10th | "11th Nov 2025, Tuesday OR 3rd Dec 2025, Wednesday" | August 30, 2025 |
13 | STEM Innovation Olympiad (STEM) | Silver Zone Foundation | Standard 1st to 10th | 12th Nov 2025, Wednesday OR 4th Dec 2025, Thursday | August 30, 2025 |
14 | Unified International Cyber Olympiad (UICO) | Unified Council | Standard 2nd to 10th | Offline exam - September 10, 2025 & Online exam - January 2026 | 30 days before the chosen date |
15 | Unified International Mathematics Olympiad (UIMO) | Unified Council | Standard 1st to 12th | Offline exam - January 30, 2026 & Online exam -January 11, 2026 | 30 days before the chosen date |
16 | National Level Science Talent Search Examination (NSTSE) | Unified Council | Standard 2nd to 12th | Offline exam - December 5, 2025, December 17, 2025 & Online exam - January 25, 2026 | 30 days before the chosen date |
17 | Unified International Olympiad (UIEO) | Unified Council | Standard 2nd to 10th | Offline exam - November 11, 2025, November 21, 2025 & Online exam - January 28, 2026 | 30 days before the chosen date |
18 | Unified International General Knowledge Olympiad (UIGKO) | Unified Council | Standard 2nd to 10th | Offline exam - October 9, 2025 & Online exam - January 2026 | 30 days before the chosen date |
19 | National Mathematics Talent Contest(NMTC) Prelims | Association Of Mathematics Teachers Of India | Standard 5th to 12th | Preliminary Test: May 9, 2025 Final Test: November 4, 2025. | March 15, 2025. |
20 | American Mathematics Competition (AMC 8) | Mathematical Association of America | grade 8 or below and under 14.5 years | January 21-27, 2026 | December 2025 |
21 | American Mathematics Competition (AMC 10/12) | Mathematical Association of America | grade 12 or below and under 19.5 years | AMC 10A & 12A: November 5, 2025 AMC 10B & 12B: November 11, 2025 | October 2025 |
22 | Singapore And Asian School Math Olympiads (SASMO) | Singapore International Math Contest Center | Grade 1 to 12 | April 13, 2025 | March 20, 2025 |
23 | VANDA Science International Competition | Singapore International Mastery Contests Center | Students from Primary 3 to Secondary 4 (Grades 3 to 11) | May 18, 2025 | March 20, 2025 |
24 | Maths Olympiad | International Society For Olympiad | Standard 1st to 10th | Mid-November | September 15, 2025 |
25 | Science Olympiad | International Society For Olympiad | Standard 1st to 10th | Mid-November | September 15, 2025 |
26 | English Olympiad | International Society For Olympiad | Standard 1st to 10th | Mid-November | September 15, 2025 |
27 | Vidyarthi Vigyan Manthan (VVM) | Vigyan Prasar, Ncert | Standard 6th to 11th | October, 2025 | May to September 2025 |
28 | SIR ISAAC NEWTON EXAM | University of Waterloo, Canada | Standard 9th to 12th | May 1, 2025 | April 2025 |
29 | National Standard Examination In Junior Science (NSEJS) | Indian Association Of Physics Teacher Mentored By HBCSE | Date of birth between Jan 1, 2011, and Dec 31, 2012; both days included | November, 2025 | Registration typically opens in August and closes in September. |
30 | National Standard Examination In Physics (NSEP) | Indian Association Of Physics Teacher Mentored By HBCSE | Date of birth between July 1, 2006, and June 30, 2011; both days included | November, 2025 | Registration typically opens in August and closes in September. |
31 | National Standard Examination In Astronomy And Astrophysics (NSEA) | Indian Association Of Physics Teacher Mentored By HBCSE | Date of birth between July 1, 2006, and June 30, 2011; both days included | November, 2025 | Registration typically opens in August and closes in September. |
32 | National Standard Examination In Chemistry (NSEC) | Indian Association Of Physics Teacher Mentored By HBCSE | Date of birth between July 1, 2006, and June 30, 2011; both days included | November, 2025 | Registration typically opens in August and closes in September. |
33 | National Standard Examination In Biology (NSEB) | Indian Association Of Physics Teacher Mentored By HBCSE | Date of birth between July 1, 2006, and June 30, 2011; both days included | November, 2025 | Registration typically opens in August and closes in September. |
34 | Pre-Regional Mathematics Olympiad | Indian Association Of Physics Teacher Mentored By HBCSE | Standard 8th to 12th | third week of August each year. | Registration usually opens in July and closes by the end of the same month. |
35 | Scholastic Aptitude Test (SAT) | College Board, USA | College board does not specify any age requirement | Registration deadlines typically fall about a month before each test date. the registration deadline for the March 8, 2025, exam is February 21, 2025 | Registration deadlines typically fall about a month before each test date. the registration deadline for the March 8, 2025, exam is February 21, 2025 |
36 | ASSET-Science | Educational Initiatives | Standard 8th to 10th | November, 2025 | Typically opens several months before the exam date. |
37 | ASSET-Mathematics | Educational Initiatives | Standard 8th to 10th | Typically opens several months before the exam date. | Typically opens several months before the exam date. |
38 | ASSET-English | Educational Initiatives | Standard 8th to 10th | November, 2025 | Typically opens several months before the exam date. |
39 | International Standard Examination in Earth Science Olympiad ( INESO) | Geological Society Of India | Standard 9th to 12th | Typically held annually in the second half of the year | Please visit website |
40 | Zonal Informatics Olympiad (ZIO) & Zonal Computing Olympiad (ZCO) | Indian Association For Research In Computing Science | Standard 1st to 12th | December, 2025 | expected to open in October 2025. |
41 | National Genius Search Examination (NGSE) | National Genius Search Foundation | Standard 4th to 12th | "Main Exam November, 2025 January, 2026" | September, 2025 |
42 | Google Science Fair | Google, Lego Education, National Geographic. | Students of age group 13 to 18 years | "Judging Phase: May to June Finalists Announced: July Grand Finale Event: September" | Registration Opens: Early January Project Submission Deadline: April |
43 | Csir Innovation Award For School Children | Council Of Scientific & Industrial Research | Indian school students up to Class XII and below 18 years of age. | Winners are usually announced on or before September 26 each year. | the deadline for submission is around May 31 each year. |
44 | Iris Science Fair | Intel Technology India Private Ltd. With Department Of Science & Technology,Govt. Of India | Standard 8th to 12th | Please visit website | Begins typically in September and closes in November. |
45 | Techkriti (Round 1) | IIT Kanpur | Standard 9th to 12th | March 27 to March 31, 2025. | Please visit website |
46 | Technothlon Prelims | IIT Guwahati | Standard 9th to 12th | generally on the second or third Sunday of July each year | Typically opens in May and closes in June. |
47 | Wild Wisdom Quiz | Discovery Kids | Standard 6th to 9th | November 1, 2025 | August 15, 2025 |
48 | Green Olympiad | The Energy And Resources Institute | Standard 4th to 10th | October and November, 2025 | begin in July 2025 |
49 | On-Campus Summer Programs by John Hopkins Centre for Talented Youth | John Hopkins University, USA | Standard 2nd to 12th | "Session 1: June 22 – July 11, 2025 Session 2: July 13 – August 1, 2025" | May 2, 2025 |
50 | Smith Summer Science & Engineering Program (SSEP) | Smith College, USA | Standard 9th to 12th | Session 1: July 5–18, 2025 Session 2: July 20–August 2, 2025 | December 2024 to May 2025 |
51 | The Oxford Summer Seminars | Oxbridge Academic Programs @Corpus Christi College, University of Oxford | Standard 10th to 12th | Session 1: August 2-9, 2025 Session 2: August 9-16, 2025 | There is no final application deadline. Oxbridge accept applications on a rolling basis until a program is full |
52 | Standford Pre-Collegiate Summer Institutes (formerly EPGY) | Stanford University, USA | Standard 8th to 11th | Session 1: June 16-27, 2025 Session 2: July 7-18, 2025 | Usually February end or early March |
53 | International Social Studies Olympiad | Silver Zone Foundation | Class1-10 | November 21 and December 20, 2025 | September 30, 2025 |
54 | KAMP NASTA | CSIR-NIScPR | Standard 1st to 12th | December, 2025 | April to November, 2025. |