The World Puzzle Federation is an association of legal bodies with an interest in puzzles. Only one organization per country can belong to the WPF. The WPF follows the Olympic standard in what constitutes a country. 
The objects of the federation are:
• to supervise the World Puzzle Championship (WPC), World Sudoku Championship (WSC) and other WPF events
• to provide means for an international exchange of puzzle ideas
• to stimulate innovations in the field of puzzles
• to foster friendship among puzzle enthusiasts worldwide