Comprehensive resources, theory, practice questions, mock tests, and mindset guides – all crafted by former medalists to help you excel.
Created by talented students and former IJSO medalists, this guide aims to provide accessible, high-quality resources for students preparing for the International Junior Science Olympiad. Our mission is to level the playing field and help students worldwide excel in science competitions.
Comprehensive coverage of physics, chemistry, and biology topics in the IJSO syllabus.
Targeted, topic-wise questions across all IJSO subjects—complete with hints and solutions.
Practice with full-length, realistic mock exams with answers.
Massive collection of national junior science olympiad papers of different countries.
Top books, notes, and links for mastering all IJSO topics.
Avoid frequent pitfalls and exam traps with this helpful guide.
Learn from gold medalists how to think, work, and win.
Understand and recognize all key experimental tools in physics, chem, and bio.
Read inspiring journeys of students who triumphed at the IJSO and beyond.