Passcode

A billionaire's inheritance. 28, 000 codes. Can you unlock the safe? Test your sleuthing skills with the addictive elimination puzzle book from 'Britain's finest and funniest puzzle mind' (Richard Osman).

A BILLIONAIRE IS DEAD.
AND YOU COULD BE HIS HEIR.

A bestselling mystery writer has left behind more than £100 million in gold, locked inside a safe.

His children expected to inherit his fortune. Instead, his will held one final twist: everyone has the same chance to claim it.

Somewhere in this book is the six-digit passcode that opens the safe. Unfortunately, so are 27, 999 other codes. Your task is simple:

FOLLOW THE RULES.
Use logic and careful observation - no advanced maths or specialist knowledge needed.

NARROW THE FIELD.
With patience and persistence, eliminate thousands of possibilities.

FIND THE PASSCODE.
After hours of screen-free satisfaction, go from 28, 000 down to one.

CAN YOU CLAIM THE BILLIONAIRE'S INHERITANCE?