Puzzles

Here you find a selection of the most popular logic puzzles. For each puzzle you need to find specific solving techniques and use different logical deductions. Some require topological analysis, whereas for others you need a lot of intuition or a good sense for numbers. Like this each puzzle has its very special appeal. Try it out!

Click on the sample puzzles in order to get more information about each puzzle type.

Sudoku

Sudoku

  Sudoku Variants

Sudoku Variants

  Sudoku Sizes

Sudoku Sizes

  Samurai Sudokus

Samurai Sudokus

  Killer Sudoku

Killer Sudoku

 
Comparison Sudoku

Comparison Sudoku

  Border Sum Sudoku

Border Sum Sudoku

  Group Sum Sudoku

Group Sum Sudoku

  Kropki Sudoku

Kropki Sudoku

  Chess Sudoku

Chess Sudoku

 
Star Sudoku

Star Sudoku

  A2Y

A2Y

  Arukone

Arukone

  Battleships

Battleships

  Binary Puzzle

Binary Puzzle

 
Letter Mix

Letter Mix

  Chiiki

Chiiki

  Train Track

Train Track

  Domino

Domino

  Stars

Stars

 
Endview

Endview

  Eulero

Eulero

  Ripple Effect

Ripple Effect

  Hashiwokakero

Hashiwokakero

  Hidoku

Hidoku

 
Hikaku

Hikaku

  Hitori

Hitori

  Honeycomb

Honeycomb

  Galaxies

Galaxies

  Kakuro

Kakuro

 
Kendoku

Kendoku

  Knossos

Knossos

  Cows

Cows

  Logical

Logical

  Loopy

Loopy

 
Magnets

Magnets

  Magyk

Magyk

  Matrix

Matrix

  Masterbrain

Masterbrain

  Metropolis

Metropolis

 
Nurikabe

Nurikabe

  Patchwork

Patchwork

  Shikaku

Shikaku

  Skyline

Skyline

  Slitherlink

Slitherlink

 
Slitherlink-Specials

Slitherlink-Specials

  Squiggly

Squiggly

  Straights

Straights

  Symbol Puzzle

Symbol Puzzle

  Tatami

Tatami

 
Trinudo

Trinudo

  Twist

Twist

  Winery

Winery

  Number Chain

Number Chain

  Camping

Camping