| Celebration of National Mathematics Day 2020 & National Science Day 2021 in Madhya Pradesh | Other Areas, Mathematical Sciences | 2020 | |
| Celebration of National Mathematics Day 2020 & National Science Day 2021 in Tamilnadu | Other Areas, Mathematical Sciences | 2020 | |
| Celebration of National Mathematics Day 2020 & National Science Day 2021 in Manipur | Other Areas, Mathematical Sciences | 2020 | |
| Celebration of National Mathematics Day 2020 & National Science Day 2021 in Karnataka | Other Areas, Mathematical Sciences | 2020 | |
| Celebration of National Mathematics Day 2020 & National Science Day 2021 in Kerala | Other Areas, Mathematical Sciences | 2020 | |
| Celebration of National Mathematics Day 2020 & National Science Day 2021 in Goa | Other Areas, Mathematical Sciences | 2020 | |
| Celebration of National Mathematics Day 2020 & National Science Day 2021 in Haryana | Other Areas, Mathematical Sciences | 2020 | |
| Celebration of National Science Day 2021 in Meghalaya | Other Areas, Mathematical Sciences | 2020 | |
| Celebration of National Mathematics Day 2020 & National Science Day 2021 in Mizoram | Other Areas, Mathematical Sciences | 2020 | |
| Khichadi Mela, and Science Exhibition in Gorakhpur (U.P.) | Other Areas | 2020 | |