Guess the book titles in our insanely popular and fiendishly difficult Hidden Books Games.

Think you know the kings and queens of England? We invited David Mitchell, author of Unruly, to test your knowledge of English monarchs, plus win a signed copy of his book!

From Merlin to the Mabinogion, we invited Sophie Keetch, author of Morgan Is My Name, to test your knowledge of Arthurian legends.

We invited powerhouse author Elly Griffiths to test your knowledge of everything from Nicci French to canine sidekicks.

Set in 1994, Simon James Green's Boy Like Me is a love letter to a decade awash with Crispy Pancakes, Britpop, and Gladiators on Saturday night TV. Think you're up to speed with 90s culture? 

Rachel Dawson's Neon Roses is a lesbian coming-of-age love story with a cracking 80s soundtrack. Which iconic soundtrack most fits your sparkling personality?

Take our retro quiz inspired by Helen Fisher's Space Hopper – an uplifting, nostalgic novel set in the 1970s.

Test your knowledge of how the human brain works with this fun quiz written by neuroscientist Dr Julia Ravey, author of Braintenance.

The Hidden Books Game bamboozles thousands of readers every year. But what kind of player are you?

We're delighted to reveal the answers to last year's Hidden Books Game – and who won a £500/€500 National Book Token to spend in their favourite bookshops!

Alexandra Benedict – author of the festive whodunit, Murder on the Christmas Express – has joined us to quiz you on everything from Christmas stories to famous reindeer.

Take our quiz by Ros and Nell Bennett, author and illustrator of Tree-spotting: A Simple Guide to Britain's Trees, to test your knowledge.

Test your knowledge of this beloved children's author with this quiz written by Matthew Dennison, author of Teller of the Unexpected: The Life of Roald Dahl.

Play our quiz – can you spot the real history or the fake? – written by Otto English, author of Fake History: Ten Great Lies and How They Shaped.

National Book Tokens is proud to have sponsored World Book Day for 25 years. To celebrate their big birthday, we've created a quiz about World Book Day books past and present.

Take our quiz to find how well you know Georgette Heyer's Regency romance novels. 

Are you clumsy or cranky? Do you spend the weekend dancing, or getting into trouble? Discover your inner Mr. Men Little Miss personality.

Do you like the comfort of familiar characters, or do you enjoy challenging yourself to read new voices and stories?

Booker Prize-winning author Pat Barker quizzes you on the Trojan War. 

Help young readers guess which book characters live on the islands in our fun games.

Countdown's Susie Dent has joined us to test your knowledge of the English language.

Alex Pavesi, the author of Eight Detectives, joins us to quiz you on the Golden Age of Crime – are you an amateur sleuth or a regular Poirot?

Neil Blackmore, the author of The Intoxicating Mr. Lavelle, joins us to teach you a thing or two about 18th century LGBTQ+ literature – and you can test your knowledge in his quiz!

Do you love piles of books around the house? Can't stand cracked spines? Take our quiz to find out what kind of reader you are!

Take our fun quiz to find out what type of book matches your holiday style, from the relaxed reader to the trend-spotter.

Our bookshelves have fallen down and we've lost some of our books titles! Can you help us find the missing words?

From Hogsmead to Treasure Island, take our fun quiz on 10 locations in children's literature.

Jay Gatsby or Ron Weasley? Can you guess the popular characters from their National Book Tokens?

Play our quiz feauring 20 questions about 20 World Book Day authors to celebrate 20 years.