International Computer Science Olympiad

Prepare for the SOF International Computer Science Olympiad (ICSO), formerly known as the National Cyber Olympiad (NCO), with structured and syllabus-aligned preparation for Class 1-10. This collection includes ICSO sample papers, online mock tests, Logical Reasoning practice and previous year style questions designed as per the latest SOF exam pattern.

Since 2014, Olympiadtester has supported students in achieving strong conceptual clarity and securing top international ranks and gold medals in SOF Olympiads. Select your class to begin focused and completely free preparation for the Computer Science Olympiad.