Olympiad Archive

Here is a list of links to High School and College National Olympiads and Competitions on Science (mainly Mathematics) all over the world, in different languages. A good number of websites mentioned in this section are taken from the Countries page in the website of International Mathematical Olympiad.

NOTE. This page is incomplete. If you want to add a link, either add it to the table or post it in this topic.

National Olympiads/Competitions

Country	Olympiad Description and Link	Subject	Language
Argentina	Full Archive of Mathematical Olympiad Problems	Mathematics	Spanish
Belgium	VWO, JWO (Vlaamse Wiskunde Olympiade (Flanders/Juniors)), and Kangoeroe Archive from 1985 Problems w/o Solutions OMB (Olympiade Mathématique Belge (Wallonia)) Archive from 2004 Problems and partial solutions posted by users from the internet	Mathematics	Dutch
Britain	BPhO (British Physics Olympiad) Problems since 2002 w/ Solutions BMO (British Mathematical Olympiad) Problems since 1972 w/o Solutions Problems from 1965 to 1996 w/ Solutions (Book) UK Chemistry Olympiad Problems since 2003 w/ Solutions	Chemistry Mathematics Physics	English
Canada	Canadian Mathematical Olympiad w/ Solutions Canadian Open Mathematics Challenge Other Canadian Competitions	Mathematics	English
Hong Kong	International Mathematical Olympiad Preliminary Selection Contest w/ Solutions Problems and solutions until 2017. Problems in English and Cantonese and solutions are English only.	Mathematics	English, Cantonese
India	All Indian National Olympiad Problems w/ Solutions	Astronomy Biology Checmistry Junior Science Mathematics Physics	English
Iran	Iranian National Olympiad Problems w/ Solutions (Farsi) -- Download Iranian Geometry Olympiad Problems w/ Solutions (English)	Mathematics	English Farsi
Romania	Math Contests and Olympiads in Romania Problems w/o Solutions in Romanian locala means city phase, judeteana means county, and nationala means national. The Concursuri interjudetene section is dedicated to contests around the country. Romanian Masters in Physics Problems w/ Solutions in English 1st Competition (2010) 2nd Competition (2012) 3rd Competition (2013) 4th Competition (2014) 5th Competition (2015) 6th Competition (2017) 7th Competition (2017)	Mathematics Physics	English Romanian
Russia	Sharygin Geometry Olympiad 2007-2017 w/ Solutions (English) Oral Sharygin Geometry Olympiad w/ Solutions (Russian) All Russian MO (Russian) Moscow Olympiad w/ Solutions (Russian) Almost all significant Russian competitions (Russian) Except all-Russian Olympiads, in various subjects, w/ Solutions	Science (Math, Comp. Sci., Phys., Chem., Bio., Geo., Astro.) Language (RU, EN, DE, FR, SP, IT, CH) Art, Literature, History,...	English Russian
Spain	Spain Mathematical Olympiad Problems w/ Solutions	Mathematics	Spanish
Switzerland	SMO (Schweizer Mathematik Olympiade) Problems since 1997 w/ Partial Solutions (German) Notes for Math Olympiad Preparation (German) SwissPho (Swiss Physics Olympiad) Problems since 2006 w/ Partial Solutions (German, French, Italian) Notes for Physics Olympiad Preparation (English)	Mathematics Physics	English French German Italian
USA	Competition Subject AIME (American Invitational Mathematics Examination) Mathematics AMC 8 Mathematics AMC 10 Mathematics AMC 12/AHSME Mathematics BAMO (Bay Area Math Olympiad) Mathematics USAMO (United States of America Mathematical Olympiad) Mathematics MOP (Mathematical Olympiad Summer Program) Mathematics ELMO Mathematics Stanford University Math Olympiad Towards the bottom of the page is the archive Mathematics Harvard-MIT Math Tournament Mathematics The Carnegie Mellon Informatics and Mathematics Competition Mathematics Duke Math Meet Mathematics Berkeley Math Tournament Mathematics USNCO (United States National Chemistry Olympiad) Chemistry USAPhO (United States of America Physics Olympiad) Physics	Physics Chemistry Mathematics	English

International Olympiads/Competitions

Olympiad Description and Link	Subject	Language
APhO (Asian Physics Olympiad) Archive of Problems from 1999 to 2014 w/ Solutions 2015 2016 2017 2018	Physics	English
EMIC (Elementary Mathematics International Competition)	Mathematics	English
EuPhO (European Physics Olympiad) Problems w/ Solutions 1st Competition (2017) 2nd Competition (2018)	Physics	English
ICHO (International Chemistry Olympiad) All Problems from 1968 to 1988 w/ Solutions All Problems from 1989 to 2008 w/ Solutions All Problems from 2009 to 2013 w/ Solutions Practical Problems from 2014 w/o Solutions Theoretical Problems from 2014 w/ Solutions Practical Problems from 2015 w/ Solutions Theoretical Problems from 2015 w/ Solutions Practical Problems from 2016 w/ Solutions Theoretical Problems from 2016 w/ Solutions Practical Problems from 2017 w/ Solutions Theoretical Problems from 2017 w/ Solutions	Chemistry	English
IMO (International Mathematical Olympiad) Exam Problems and the Shortlist w/ Solutions	Mathematics	All languages
IPhO (International Physics Olympiad) Exam Problems w/ Solutions Problems and solutions from 1967 to 2009 Newer papers on the respective sites	Physics	English
ITMO/AITMO ([Asian] International Teenagers Mathematical Olympiad) Directory of Problems w/ Solutions Archive from 2005 to 2017 Every two years, except 2007	Mathematics	English Taiwanese
IWYMIC (The International World Youth Mathematics Intercity Competition) All Problems Since 1999 w/ Solutions	Mathematics	English
NBPhO (Northern Baltic Physics Olympiad) AKA Estonian-Finnish Olympiad in Physics Problems from 2003 w/ Solutions	Physics	English Estonian Finnish Latvian Swedish Russian
Rudolf Ortvay International Competition in Physics Problems from 1997 w/o Solutions	Physics	English

References

• International Mathematical Olympiad (Official Website)