The International Physics Olympiad archive offers past competition papers and official solutions.
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.
Problems and materials from the 2012 International Physics Olympiad hosted in Estonia.
Weizmann Institute offers physics enrichment and olympiad training resources.
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.
Freely available collection of World Physics Olympiad competition problems with solutions.
Archive of Pan Pearl River Delta Physics Olympiad papers and solutions hosted at HKUST.
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.
Hong Kong Physics Olympiad past papers and solutions from 2008 to 2023 in English and Chinese.