| Subject | Olympiad exam dates | Last Date of Registration |
| Hippo English Olympiad | Preliminary Round: 1-2 April 2021 Semi - Final Round: 14-15 May 2021 |
15th March 2021 |
| Math Kangaroo Competition | 17th April 2021 | 1st April 2021 |
| International science Olympiad | 25th April 2021 | 1st April 2021 |