All puzzles & saved boards

A little help. A satisfying next move.

How to play

9 games, explained one step at a time. Start with the rules and a worked example, then try the controls or explore a checked technique.

How to play Sudoku

One of each number in every row, column and box.

How to play Suguru

Fill the little regions. Keep matching numbers apart.

How to play Nonogram

Follow the clues, one shaded square at a time.

How to play Binary

Balance 0s and 1s, without three in a row.

How to play Futoshiki

Place the numbers and follow the signs.

How to play Shikaku

Find a rectangle for every numbered clue.

How to play Hashi

Join the islands with just enough bridges.

How to play Calcudoku

Use each digit once per line and meet the arithmetic cage targets.

How to play Kakuro

Cross sums in white cells with no repeats within each run.

Learn on paper or follow a walkthrough

All 9 games offer Print board during play: original clues first, with optional current marks. Use original boards for personal practice, teaching and shared puzzle breaks. The Sudoku and Suguru walkthroughs include complete text lessons; each guide shows its video pilot’s current availability.