The International Physics Olympiad archive offers past competition papers and official solutions.
Jaan Kalda's freely distributed handouts on physics problem-solving techniques for olympiad preparation.
The IPhO unofficial website provides information about the International Physics Olympiad, past problems, results and competition details.
National University of Singapore physics department training materials for physics olympiad preparation.
The 2026 International Physics Olympiad website hosts competition problems, rules, and study materials for the world's premier high-school physics competition.
Official IPhO 2025 site with competition problems, solutions, and regulations.
Physics Cup is an online physics competition for secondary and university students with difficult short-answer problems designed to be harder than traditional olympiads.
International Junior Science Olympiad archive with mixed-subject problems including physics.
Archive of Physics and Mathematics Olympiad results announcements.
Archive of past problems from the International Young Physicists Tournament with solutions.
Hong Kong Physics Olympiad run by HKUST with competition information and past problems.
Problems and materials from the 2012 International Physics Olympiad hosted in Estonia.
Weizmann Institute offers physics enrichment and olympiad training resources.
Nordic-Baltic Physics Olympiad with past problems and results for Nordic and Baltic countries.
Official problems and solutions from the 2021 International Physics Olympiad held in Lithuania.
Official problems and solutions from the 2013 International Physics Olympiad held in Denmark.
Official problems, solutions, and regulations from the 2022 International Physics Olympiad competition.
Official International Physics Olympiad site with problems from past competitions.
Official problem sets and solutions from the 2024 International Physics Olympiad.
Archive of IPhO 2015 problems from India without stated solutions.
Problem collection and solutions from the 2022 European Physics Olympiad.
Official problem archive and results from the 2016 International Physics Olympiad competition.
British Physics Olympiad archive with past papers and free official solutions.
Kalda's olympiad problem handouts and materials for advanced secondary students.
Freely available collection of World Physics Olympiad competition problems with solutions.
Archive of Asian Physics Olympiad competition problems and solutions.
Archive of Pan Pearl River Delta Physics Olympiad papers and solutions hosted at HKUST.
Singapore Physics League community resource providing olympiad and competition preparation materials.
International physics community with olympiad problems and educational resources.
International Olympiad on Astronomy and Astrophysics with past problems, solutions, and country rankings.
Archive of past IPhO and international physics olympiad problems with detailed solutions.
Archive of IPhO, APhO, IZhO, USAPhO, EuPhO and HKPhO problems with solutions, and Vietnamese physics olympiad archive.
Kevin Zhou's handouts on olympiad physics topics with problem walkthroughs.
Complete Round 1 and 2 papers from the British Physics Olympiad with official worked solutions.
Hong Kong Physics Olympiad past papers and solutions from 2008 to 2023 in English and Chinese.
Free PDF archive of gifted school olympiad rounds with answer keys.
Aggregated physics and science olympiad problems and resources.