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.
Moscow Institute of Physics and Technology; provides olympiad training and competition problems.
Russian site with physics olympiad problems, international competitions, and national team selection stages.
Site by Igor Yakovlev for preparing school students for physics and mathematics olympiads, university entrance exams, and contests.
Russian national physics olympiad archive with past competition problems.
Russian portal dedicated to preparing students for physics olympiad competitions with problems and explanations.
Belarusian national physics olympiad platform with problems and archive spanning 1990–2026.
Archive of physics and mathematics problems from the Kurchatov olympiad competition.
St Petersburg city physics olympiad problems and materials.
Archive of problems and solutions from Russian physics olympiad competitions.
International Zhautykov Olympiad (Almaty) problems and official solutions archive.
Beyond Curriculum Foundation collects Republican and international olympiad physics problems with solutions.
Kazakhstani physics olympiad problems, access-restricted and not openly scrapable.
Daryn center; Kazakhstan state gifted-education institution with annual olympiad problems and official solutions.
Russian federal math-physics school's training materials for national and international physics olympiads.
Archive of problem sets from physics olympiad competitions in the former Soviet region.
Hungarian hub for national physics olympiad preparation and problem archives.
Lviv National University archive of oblast-level physics olympiad problems with solutions.
Solutions to Savchenko's Russian physics olympiad problem book.
Past problems from the Projeto Olimpicos Brazilian mathematics and physics olympiad.
Archive of problems and solutions from the 2023 European Physics Olympiad competition.
Blog hosting solved problems from State Physics Olympiad previous rounds.
Archive of worked solutions (розв'язки) for the All-Ukrainian Internet Olympiad, current through 2024–25.
Swiss Physics Olympiad bilingual archive of German-language cross-border exams with solutions.
Physics olympiad problems and materials for Russian competition participants.
Czech Physics Olympiad official site with problems, solutions, and competition information.
Regional Physics Olympiad training center in Thailand offering preparation camps and competition materials.
Bulgarian association providing physics olympiad resources and materials for national teams.
FYKOS Fyziklani: Czech team physics contest with archived problems and solutions.
Physics Brawl Online: Czech team physics competition with problems and scoring.
German Physics Olympiad selection portal with competition information and problems.
De facto free archive of Ukrainian national physics olympiad problems and solutions at all stages, plus physics materials for NMT/ZNO standardized tests.
A collection of Brazilian national olympiad problems and materials including physics.
Russian school olympiad council archive with physics and mathematics competition problems and results.
Chinese Physical Society site hosting national physics olympiad problems, solutions, and international competition papers from 2013–2025.
German collection of 100 olympiad-style physics problems with explanations, designed to develop problem-solving thinking.
Bulgarian Ministry of Education's free physics olympiad problems and preparation materials.
Fyziklani team physics contest by Charles University's physics faculty, with online problem sets.
Sofia physics society branch running experimental physics olympiad competitions.
Archive of Turkish physics olympiad (Birinci Aşama) exams and solutions from 1985 to 2026.
Official aggregator of Romanian physics olympiad problem statements and answer schemes.
Official archive of Polish national physics olympiad (KGOF) problems and solutions.
Official solutions from the Polish Physics Olympiad committee.
Slovak correspondence seminar offering problems and solutions in mathematics and programming.
Mirror of Czech Physics Olympiad official materials and regional competition rounds.
Official annals and exam papers from the French physics olympiad and national competition (Olympiades de Physique France).
Indonesian science olympiad problems with solutions and answer keys.
Official website of the Japanese physics olympiad committee with problems and guidelines.
Grade-level study materials and team archives for Israeli Physics Olympiad hosted by Technion.
Free Indonesian national science competition physics problems with solutions and answer keys.
Training organization for the Indonesian national physics olympiad team and APhO preparation, led by Yohanes Surya.
KöMaL journal: Hungarian mathematics and physics problems with solutions (English solutions limited).
Vietnamese national HSG QG physics competition papers with official answer keys.
Problem archive for the physics olympiad in Saxony-Anhalt, Germany.
Chinese physics olympiad hub with past papers from 30 years of competitions, curated book recommendations, and video courses.
Taiwan Physics and Math Olympiad portal with past selection exam papers and answer keys.
Official POSN foundation physics exam papers by year from 2567–2569, mostly without solutions provided.
Large free library of physics materials including national competition papers, olympiad documents, and translated international olympiad problems.
Free downloadable physics competition study materials, question banks with worked explanations, and mock exams.
Official Korean Physics Olympiad site by the Korean Physical Society with past problems, distance learning courses, and winter school materials.
Repository of physics competition exam papers.
French Physics Olympiad (Olympiades de Physique) focused on collaborative experimental projects, now hosted on olymphys.fr.
Archive of Iranian Physics Olympiad rounds 1–2 (theory and lab), summer camp, and international round problems with answer keys.
Guide to physics olympiad preparation resources and recommended books for rounds 1 and 2.
These are filed under other headings but serve this one too.