The International Olympiad of Science, a test of competence and proficiency in Science, is held annually at the National and International levels, based on syllabus prescribed by CBSE/ICSE and the State Boards. Apart from syllabus, a part of test paper is based on the Applied Science. Detailed syllabus with sample question paper is provided along with this Information Booklet. Please refer the books published by Silverzone for the preparation of iOS. SSE recommends the competition for each and every student who is Studying Science as their subject in the school. Students judge themselves at international levels. The tests at local or regional level does not provide the right insight and judgment about the challenges ahead. iOS builds a solid foundation for school students to excel in Science based on ICSE,CBSE and State board syllabus. A comprehensive report based on Olympiad examination enables students to delve deeper into their strengths and weaknesses. It also motivates them towards excellence. iOS promotes Science talents from school to national and higher levels by recognizing their merits and awarding them. iOS promotes participation of the teachers for the benefits of the student community.