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Free Online Brain Puzzles & Logic Games

Sokutu provides interactive browser-based puzzle games for brain training. Play instantly online or generate printable worksheets for classroom and home practice.

Our Puzzle Tools

Sudoku

Play and generate printable sudoku puzzles with multiple difficulty levels.

Open Sudoku

Spot The Difference

Find the difference, find the different character in similar strings. visual brain training game.

Spot Difference

Find Matches

Find identical pairs, visual matching puzzle for focus training.

Find Matches

Memory Game

Flip cards and remember positions, improve short term memory.

Memory Training

Klotski

Classic sliding block puzzle, move blocks to release the target tile.

Open Klotski

Mental Arithmetic

Online oral math practice, customizable difficulty and question types.

Mental Arithmetic

Math 24 Game

Use four numbers to calculate 24 with addition, subtraction, multiply and divide.

Play 24 Game

2048

Classic sliding number tile puzzle, merge tiles to reach 2048.

Play 2048

Latin Square

Fill latin square grid, no repeat numbers per row and column.

Latin Square

Brain Training Guides

How to Play Sudoku for Beginners

Simple sudoku rules and basic solving strategies for new players.

Read Guide