USA Top 25 | USA Full | Intl Top 25 | Intl Full (50 points or greater)

Event organizers give a huge thank-you to Wei-Hwa Huang for creating a wonderFul set of puzzles, and to Thomas Snyder, Tantan Dai and Tiit Vunk for their valuable test-solving. And thanks to …

Congratulations go to Jason Zuffranieri for taking the top qualifying spot, solving 16 puzzles and a total score of 300. Congratulations go to runner-up Jordyn Hyde (285) for also qualifying for the U.S. …

US Puzzle Championship website, home of the US Puzzle Team and qualifying for the World Puzzle and Sudoku Championships (WPC and WSC)

Congratulations to Kevin Zhou for winning the U.S. Puzzle Championship, completing 18 of the 20 puzzles and a score of 290. Congratulations also go to Thomas Snyder (270). They will join Thomas …

The puzzles are intended to be solved on paper. Solving online using a drawing app is considered equivalent and is permitted. However the use of any automated "undo" feature to edit your work is …

Link to USPC Solutions 1. Bag (Nikoli, USPC 2016) Answer: 241,142,123,222 2. Mice (Patrick Merrell, USPC 2006) Answer: A3,C5,D5,D6,F7,G1,H2,H5,J5,J6 3. Slitherlink ...

Link to Qualifying Test Solutions 1. Classic (Wei-Hwa Huang) Answer: 726531489,687325914 2. Even/Odd (Wei-Hwa Huang) Answer: 153972864,537264189 3. Killer (Wei-Hwa Huang) Answer: …

To get a feel for what you'll be up against, try the puzzles below. Solve them and we may have a slot for you in our engineering department (we love logical thinkers).

The puzzles are intended to be solved on paper. Solving online using a drawing app is considered equivalent and is permitted. However the use of any automated "undo" feature to edit your work is …