13/06/18: Pathfinder by Thomas Snyder (Originally on 2013 US Puzzle Championship)
World Jigsaw Puzzle Championship 2020 | Cronicas Puzzleras | Puzzle, World puzzle, World
Jigsaw puzzlers vie to be Australia's champion at first national competition - ABC News
9781472142689: The World Puzzle Championship Challenge: Are You as Bright as the Best? - Moore, Dr. Gareth: 1472142683 - AbeBooks
Get to Know the American Crossword Puzzle Tournament - The New York Times
Japan Wins World Puzzle Championship, U.S.A. Takes Second - The New York Times
Ravensburger Announces the First Annual North America Jigsaw Puzzle Championship {+ Puzzles GIVEAWAY!} | Emily Reviews
USPC/USSQのすすめ - 市民のための競技パズル入門
Erich's Championship Puzzles
A.J. Jacobs' new book tells us why puzzles make us better people | EW.com
US Puzzle Championship - Statistics
I never liked jigsaws – so what am I doing representing the US at the ' puzzle Olympics'? | Board games | The Guardian
US Puzzle Championship - Statistics
8 of the world's best jigsaw puzzle events – Cloudberries
About — USA Jigsaw Puzzle Association
US Puzzle Championship - Statistics
USA Jigsaw Puzzle Association
Noida boy wins US maths puzzle championship - Hindustan Times
Piece by piece, North Dakota joins competitive jigsaw puzzle world with inaugural competition
9780812933956: World-Class Puzzles from the World Puzzle Championships, Volume 2 (Other) - Shortz, Will; Baxter, Nick: 0812933958 - AbeBooks
World Puzzle Championship - Registration
Google Operating System: Google Puzzle
Google US Puzzle Championship
USPC/USSQのすすめ - 市民のための競技パズル入門
USA Jigsaw Puzzle Association
Secrets of the U.S. Puzzle Championship | Mental Floss
