VISUAL GUIDES · STEP BY STEP
Learn.
See how every puzzle works — a real one solved step by step, in pictures. No maths, no jargon. Pick your puzzle and follow along.
HOW TO PLAY, IN PICTURES
How to play Sudoku →
No maths — a real one solved square by square.
How to play Killer Sudoku →
Sudoku plus cage sums — the move that cracks it.
How to play Futoshiki →
Digits and arrows — the chain that fills a row.
How to play Calcudoku →
Cage arithmetic with + − × ÷, step by step.
How to play Hitori →
No writing — you shade half the board out.
How to play Takuzu →
Just 0s and 1s — a touching pair hands you the next.
How to play Skyscraper →
Edge clues count towers — a 1 pins the tallest.
How to play Sumplete →
Solve by crossing out — too big for its target, gone.
How to play Number Blocks →
Fill the blanks so every line hits its sum.
How to play Kakuro →
Sum runs, no repeats — crossing runs pin each digit.
How to play Shikaku →
Numbers are rectangle sizes — a 7 can only lie flat.
How to play Starlink →
Join 1 to the end in one unbroken chain.
How to play Countdown →
Hit the target with + − × ÷ and six numbers.
How to play Number Crossword →
Every row is one sum — read it, work it out, write it.
How to play Number Maze →
Each number is a jump distance — leap to the finish.
How to play Square Maze →
Trace one route through the open passages.
How to play Circular Maze →
A maze in rings — trace one route, hub to rim.
How to play Hex Mazes →
A maze on a honeycomb — six exits per cell.
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