Registrations are open and invited for the National Science Olympiad (NSO) 2023 by Science Olympiad Foundation (SOF) for classes 1 to 12 students.
Established in 1998, Science Olympiad Foundation (SOF) is an educational foundation based in New Delhi, India. Through various Olympiads, it promotes science, mathematics, general knowledge, introductory computer education, social studies, professional skills, and English language skills among schoolchildren in India and many other countries.
National Science Olympiad (NSO) is a school-level competitive exam conducted annually by Science Olympiad Foundation (SOF), in which students from classes 1 to 12 participate.
Since its main focus is only on science subjects, NSO is a better platform for all the students who have a higher interest in science and are excited about learning new terms and innovations in science and technology.
Science Olympiad is conducted under two levels where the students who successfully clear the NSO level 1 will be eligible to participate in the NSO level 2 exam.
SOF NSO will be conducted on three dates, as under. A school may select one date to conduct the SOF NSO at its convenience.
Students of classes 1 to 12 are eligible to appear for the 1st-level Olympiads. There is no other eligibility criterion like minimum marks. Students who qualify for the 2nd level exam include:
Students should register through their respective schools. Individual registrations by students are not accepted.
After filling out the complete SOF NSO form 2023, students have to pay a registration fee of Rs. 125 (including GST) to school authorities. No fee is payable for students with any major physical disability or a student whose parent was martyred during defense operations. Schools may take additional fees of Rs. 25 as an honor towards the teacher to guide students for the exam.
The SOF National Science Olympiad is conducted at two levels:
Level 2 is conducted for students of classes 3 to 12. The qualifiers for the second round would include the following:
| Class | Topic/Section | No. of Questions | Marks per Question | Total Marks |
| Class 1 to 4 | Logical Reasoning | 5 | 1 | 5 |
| Science | 25 | 1 | 25 | |
| Achievers Section | 5 | 2 | 10 | |
| Grand Total | 35 | 40 | ||
| Class 5 to 10 | Logical Reasoning | 10 | 1 | 10 |
| Science | 35 | 1 | 35 | |
| Achievers Section | 5 | 3 | 15 | |
| Grand Total | 50 | 60 | ||
| Class 11 & 12 | Physics & Chemistry | 25 | 1 | 25 |
| Achievers Section | 5 | 3 | 15 | |
| Mathematics/Biology | 20 | 1 | 20 | |
| Grand Total | 50 | 60 |
| Class | Topic/Section | No. of Questions | Marks per Question | Total Marks |
| Class 3 to 4 | Science | 30 | 1 | 30 |
| Achievers Section | 5 | 2 | 10 | |
| Grand Total | 35 | 40 | ||
| Class 5 to 10 | Science | 45 | 1 | 45 |
| Achievers Section | 5 | 3 | 15 | |
| Grand Total | 50 | 60 | ||
| Class 11 & 12 | Physics & Chemistry | 25 | 1 | 25 |
| Achievers Section | 5 | 3 | 15 | |
| Mathematics/Biology | 20 | 1 | 20 | |
| Grand Total | 50 | 60 |
