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The bestselling novel. When the National Security Agency's invincible...

A CUNNING CHRONICLE OF THE 50 CODES THAT ALTERED...

'Magnificent.' Richard Osman 'Razor-sharp.' Erin Kelly How far would...

Put your math skills to the test with these...

It is 1939. Nazi Germany. The country is holding...

Take some time for yourself and enjoy the brain...

Math's infinite mysteries unfold in this updated edition of...

'We've all done this. We know what it feels...

From the author of Bridge of Clay. 'Brilliant and...

The autumn issue of Granta will include fiction by...

A bumper collection of more than 200 cryptic puzzles....

A leafy street. A quiet neighbour. The darkest of...

Farm 123 is a first numbers book with a...

The UK's bestselling puzzles! This new bumper collection of...

The bestselling thriller of all time. Robert Langdon returns...

'Warm, gorgeous, tender and hopeful . . . Simply...

Robert Langdon, Harvard Professor of symbology, receives an urgent...

The Science of Secrecy from Ancient Egypt to Quantum...

Like it or not, our lives are dominated by...

The second book in a brand new Daily Mail...

Code-cracking skills can be put to the test in...

Sudoku from the Daily Mail is back! This bumper...

Step into the shoes of the world's favourite detectives...

Sudokus are the ever-popular number placement puzzles that give...