British Mathematical Olympiad (Subtrust  and committee pages, problems from 1993-2008)
           Asian Pacific Mathematics Olympiad (past questions from 1989-present)
           South African Mathematical Olympiad (past papers and publications)
           Norwegian Mathematical Olympiad (problems collections in PDF format)
           Singapore Mathematical Society Competition (SMO solution books, oldest Olympiad  in Singapore)
           Poland in Mathematical Olympiads (problems set in PDF files)
           Bulgarian Competitions in Mathematics and Informatics (past problem sets)
           Canadian Mathematical Olympiad (CMO) (results, past problems and solutions)

           Dutch Mathematics Olympiad
           William Lowell Putnam Competition

 

 

 

 

 

 

           Mathematical Olympiad Contests Questions and Solutions

           Collection of 4100 olympiad problems and 1700 other problems maintained by John Scholes

           Problems of the All - Soviet Union mathematical Competitions 1961 - 1986

           A collection of Mathematics Olympiad Problems maintained by Hans Vernaeve

           Mathematics Archives: Mathematics Contests, Competitions and problem sets

           Mathematical problems solving advice by Harold Shapiro

           The British Mathematical Olympiads BMOS/BMOC problem Archive

           Singapore Mathematical Society Olympiad Problems and Solutions

           Canadian Mathematical Society Problem Archive

           Mathematical Olympiad Questions and Answers

           Mathematical Olympiad Lecture Notes, University of Western Australia

 

 

 

 

           Recommended Mathematical Literature (a list of recommended Mathematics literature for Olympiad)

           The IMO Compedium Group (dedicated to Olympiad, useful for those who prepare for math competitions) 

           The Art of Problem Solving (information about various mathematical activities)

           Berkeley Math Circle (notes on various topics by a team of researchers)

 

 

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