How to prepare for International Science Olympiad?
Learn science like your favourite hobby: It is very crucial to have a strong foundation for every topic you come across. Don't get intimidated by looking at thick science textbooks, complicated terms and laws that give you a nightmare. Learn science like it's your favourite hobby and the best part about science is that you don't always need a thick textbook to score well in the exams. If you observe carefully, you will find the answer to all your questions around you.