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Choose from Sudoku, Hashi, and more — or jump straight into today's daily, picked fresh for everyone.
Join the islands with bridges until every number is matched and everything links up. No guessing, just logic.
Pick a game. All thirty-nine puzzles are live.
Fill 0s and 1s, never three in a row
Place stars that never touch
Crossword sums with digits 1–9
Paint a hidden picture from clues
Latin square with cage arithmetic
Each digit once in every row, column and box
Place the mines so every number is right
Place bulbs to light every cell
Shade duplicates, keep it connected
Connect islands with bridges
Draw one loop around the numbers
Thread a loop through the pearls
Build islands in a sea of black
Split the grid into rectangles
Sudoku with cage sums
Each digit once in every row, column and region
Latin square with < and > signs
Count towers seen from each side
Pitch a tent beside every tree
Find the hidden fleet
Shade cells to hit the index sums
Fill each tank to one water level
Fill thermometers from the bulb
Find every domino in the grid
Divide into symmetric galaxies
Shade cells room by room
Numbers count every cell they see
One tetromino in every region
Exactly two shaded cells per region
Shade triangles to make rectangles
Loop through the numbered circles
Draw diagonals, never close a loop
Sew neighbouring regions together
Build a wall around the clues
Split black and white into two groups
Pair every circle with a stick
Rotate tiles to connect the network
Numbers count shaded neighbours
Dots mark consecutive digits
Print black-and-white packs with an answer key. Mix several games in one PDF with the custom pack builder.
We make clean, logic-solvable puzzles you can solve right in your browser — from classic Sudoku to bridge-building Hashi and a growing set of grid logic games. Every puzzle has one unique solution you can reach by reasoning alone, no guessing required.
Prefer pencil and paper? Download free printables in tidy, ink-friendly PDFs, each with an answer key on the last page. Teachers print packs for class, students use them between lessons, families keep a rainy-day stack, and people on a commute or a short break open a board in the browser.
Want something made just for you? Build a custom pack — pick your games, set the difficulty, and get a single PDF ready to print in seconds.
No sign-up, no install.
Choose from Sudoku, Hashi, and more — or jump straight into today's daily, picked fresh for everyone.
Play on any device with no download. Tap Hint for the next logical move or Check to spot mistakes.
Grab a ready-made PDF with answer key, or mix your own custom pack by game and difficulty.
The things people ask most before their first puzzle.
Still have a question?
[email protected]Yes — every puzzle, every daily, and every printable is free to play and download. There's no paywall, no trial, and no premium tier hiding the good stuff.
No. You can open any puzzle and start solving right away. Your progress on the current puzzle is saved in this browser, so you can close the tab and pick up where you left off.
A fresh daily goes live every day at midnight UTC. Everyone in the world gets the same puzzle, so you can compare times with friends.
Yes. Every PDF includes an answer key, so you can check your work.
Hint fills in the next logical move and tells you which technique it used. Check marks any mistakes on the board without giving away the rest of the answer.
Email us at [email protected] for bugs, puzzle ideas, or classroom requests.