Welcome to the world's largest web site devoted to logic puzzles! We've got more than 25,000 unique puzzles available for play, both online and the old fashioned way - with pencil and paper.

Dec 12, 2025 · Puzzles with larger grid sizes and higher difficulty levels will have a larger maximum number of points. To increase the point potential, select a greater grid size or …

Dec 11, 2025 · Get ready to solve! A brand new 4 x 5 puzzle has been initiated and is ready for you to begin whenever you're ready. The timer will begin the moment you click the "Start This …

Solve thousands of unique jigsaw puzzles, ranging across all sizes and difficulty levels. Play for fun or register an account to compete against other players for the Jigsaw Puzzle Hall of Fame!

Who's Online Below you'll find a short list of all registered players currently online, along with their avatar images, last active time, and a link to their personal scorecard. Currently online: 100 …

Dec 12, 2025 · New Book: Kids Picture Puzzles Now available on Amazon and major book stores!... New Site: Puzzle Baron Games Word games, solitaire, mahjongg, sudoku and more!...

If you're new to grid-based logic puzzles, this tutorial will teach you the basics. Start with the "Introduction" first, then move on to the tutorials discussing specific clues or solving methods.

Two hundred more logic puzzles, complete with stats, solutions and difficulty ratings. Each puzzle is provided with an elimination grid to help you along the way.

If you are working your way through our book Fiendish Logic Puzzles, and you need to check your progress or get a hint for a particular puzzle, you've come to the right place!

If you're new to grid-based logic puzzles, this tutorial will teach you the basics. Start with the "Introduction" first, then move on to the tutorials discussing specific clues or solving methods.