Logic Games
Grids, deductions and chains of reasoning. No luck required, just careful thinking.
262 results
Defend (opens the game in a new tab)
A daily chess puzzle from the defending side: White threatens mate, several moves look like they answer it, and exactly one does. No notation needed. Free daily, no signup.
Defend: details and ratingsRikivo Numbers (opens the game in a new tab)
Rikivo Numbers is a free daily logic puzzle on a 4×4 grid. Place the numbers 1 to 16 in one continuous sequence. The shade of the square you leave sets the distance to the next number: white means one square, light grey two and dark grey three. Move horizontal...
Rikivo Numbers: details and ratingsParseword (opens the game in a new tab)
Solve the cryptic clue to get the daily word
Parseword: details and ratingsSworn (opens the game in a new tab)
A free daily Knights-and-Knaves logic puzzle: a handful of locals under oath, exactly so many of them lying, one of them a thief. Work the contradictions and name the culprit. A new inquest every day, six sworn on Sundays. Free daily, no signup.
Sworn: details and ratingsRiddle of the Day (opens the game in a new tab)
One reasoning riddle every day, with progressive hints, open-answer checking, a clear explained solution, and a calendar/archive of previous puzzles.
Riddle of the Day: details and ratingsAlibi (opens the game in a new tab)
A daily deduction mystery: question three suspects across five clues to expose the contradiction in their alibi. Also includes logic grid puzzles and logic and scam-spotting drills. No login.
Alibi: details and ratingsBottleneck (opens the game in a new tab)
A daily business mystery: diagnose a famous corporate collapse or turnaround from five clues. Also includes an ecosystem-building strategy sim and an operations budget challenge. No login.
Bottleneck: details and ratingsEtch (opens the game in a new tab)
A daily nonogram (picross): row and column clues give the runs of filled squares. Fill the grid by pure logic and a picture appears. Free daily, no signup.
Etch: details and ratingsJudges (opens the game in a new tab)
A free daily Star Battle logic puzzle: seat two judges in every row, column and colored court, with no two touching. One solution, pure deduction. Free daily, no signup.
Judges: details and ratingsJunkyard (opens the game in a new tab)
A free daily sliding-block puzzle on an eight by eight lot, the biggest in the Parker family. Close to thirty blocks that each slide on one axis, and a red block that has to reach the one gap in the wall. Free daily, no signup.
Junkyard: details and ratingsCat Out (opens the game in a new tab)
Tap cats in the right order to clear five little courtyards. Each cat walks the way its nose points, and a blocked cat bumps and returns, so make room for the others. Daily set or fresh Unlimited runs, free.
Cat Out: details and ratingsLast Pebble (opens the game in a new tab)
Jump pebbles over one another until just one remains in the starred hollow. Plan the jump order on a daily peg-solitaire board; Undo lets you recover and explore another route. Everyone gets the same daily puzzle, refreshed at midnight UTC. Today's puzzle is f...
Last Pebble: details and ratingsShelf Sequence (opens the game in a new tab)
Arrange six objects so every clue is true. Work out relative order, adjacency and between clues, then reorder the objects by dragging or tapping. Undo is available. Everyone gets the same daily puzzle, refreshed at midnight UTC. Today's puzzle is free in your...
Shelf Sequence: details and ratingsTriad (opens the game in a new tab)
Group twelve cards into four compatible triples. For each feature—shape, fill and count—the three cards must be all alike or all different. Select three cards and submit; four distinct wrong guesses end the round. Everyone gets the same daily puzzle, refreshed...
Triad: details and ratingsUntie (opens the game in a new tab)
Move six lettered junctions among nine sockets until every cord is clear of crossings. The cords stay attached while you rearrange the junctions. Undo and optional hints are available. Everyone gets the same daily puzzle, refreshed at midnight UTC. Today's puz...
Untie: details and ratingsRelay Budget (opens the game in a new tab)
Choose up to three of eight switches to make six lamps match their targets. Each switch shows which lamps it affects, and overlapping effects cancel. Select or remove switches to work out the daily combination. Everyone gets the same daily puzzle, refreshed at...
Relay Budget: details and ratingsDaily Akari (opens the game in a new tab)
Daily light-up (Akari) logic puzzle: place bulbs to light every cell.
Daily Akari: details and ratingsDaily Binairo+ (opens the game in a new tab)
Every day new Binairo+ Puzzles.
Daily Binairo+: details and ratingsGo Arrows (opens the game in a new tab)
A daily arrow-clearing logic puzzle: remove arrows only when their paths are free, work out which blockers must go first and reveal the picture. Everyone gets the same coloured Daily Puzzle each day, with a separate 500-level campaign. Free browser play on pho...
Go Arrows: details and ratingsFrame (opens the game in a new tab)
A free daily frame sudoku. An ordinary 9x9 plus a number outside every row and column end: the sum of the three squares nearest that edge. Thirty-six sums, one logical solution, notes and a free hint, a new board every day, and a two-digit Edition on Sundays....
Frame: details and ratingsLamps (opens the game in a new tab)
A free daily light-up logic puzzle (akari): place lamps to light every square, with no lamp shining on another and numbered walls counting their lamps. Free daily, no signup.
Lamps: details and ratingsMercury (opens the game in a new tab)
A free daily thermo sudoku. An ordinary 9x9 plus thermometers: digits climb from each bulb to its tip. One logical solution, notes and a free hint, a new board every day, and a nine-thermometer Edition on Sundays. Free daily, no signup.
Mercury: details and ratingsWhittle (opens the game in a new tab)
A free daily puzzle: a solved 6x6 sudoku with eighteen printed clues, and your job is to take clues away. A clue comes out only while the grid still has one answer. Reach the proven fewest for a perfect ten. New board daily. Free daily, no signup.
Whittle: details and ratingsWindow (opens the game in a new tab)
A daily windoku (window sudoku): four shaded windows also hold 1 to 9 once. One logical solution, notes and a hint. Free daily, no signup.
Window: details and ratings