Natural Science Olympiad 2024 Grade 4-6. Please click the link below to register your school for the istse scholarship olympiad exam if you are a school representative. Welcome to the national science olympiad registration portal.

International junior science olympiad (ijso) for natural sciences with an age limit of 15 years which annually takes place during the month of december. With over 120 000 students entering our olympiads across south africa in the last year,.