The fates of nations, outcomes of wars and general sweep of history have often hinged upon the deciphering of devilishly difficult codes and devious deceptions by spymasters.

In Spydle, The National Archives and Britain’s leading puzzle masterminds, Dr Gareth Moore and Laura Jayne Ayres, have drawn on five centuries of British spycraft and cryptography to compile an unputdownable history of real-life codebreaking and espionage through a series of addictive puzzles.

Using original documents, maps, ciphers, plans, letters and telegrams from plots and espionage relating to Mary, Queen of Scots, the Gunpowder Plot, Mata Hari, Agent Zigzag and dozens more, Spydle’s puzzles are based on real codes and conundrums.

Packed with fiendish puzzles covering over 500 years of espionage, could you be a code-cracking spymaster and untangle history’s most cryptic mysteries?

Play Spydle to find out . . .

Pit your wits against dangerous dragons, malevolent witches, and deceitful sorcerers in this fantastically inventive collection of 100 original puzzles.

In The Fantasy Puzzle Book you will join Miralda and Orien on their epic quest as they journey to the fabled kingdom of Ellamir, and attempt to take back what's rightfully theirs. Together, the outcasts must rescue the Crystal of Divinair from the ancient sorcerer Nefaron, before their kingdom is lost forever to eternal darkness.

Along the way, you'll be dodging hostile weapon-forgers by moonlight, navigating mystical mazes, cracking cryptic incantations, and much more besides. These brain-teasers include logic, word, and number puzzles and will provide hours of entertainment.

Written by puzzle-masters Dr Gareth Moore and Laura Jayne Ayres, this is the perfect book to satisfy all fantasy fans by putting your knowledge and imagination to the ultimate test.