The Secret Seven are siblings Peter and Janet, and Jack, Barbara, Pam, Colin and George. Together they are The Secret Seven - ready to solve any mystery, any time - in Enid Blyton's classic series of 15 mystery novels.

In book four, something mysterious is going on at Tigger's Barn, and the Secret Seven are intrigued. Peter thinks it's all just gossip, but Jack isn't so sure when he overhears a strange conversation.

Looks like the Seven are on the trail of another exciting adventure.

First published in 1952, this anniversary edition features the original text as well as extra stories, a quiz, additional artwork and insights into Blyton's life and writing process. Both cover and inside illustrations were created by Tony Ross in 2013.

The Secret Seven are Peter and his sister Janet, Jack, Colin, George, Pam and Barbara. They meet every holiday in the shed at the bottom of Peter and Janet's garden - and solve mysteries, and eat lots of delicious food. But no one can enter the shed without whispering the secret password! There are 15 Secret Seven novels, and a collection of short stories.

When a priceless pearl necklace goes missing, the Secret Seven are the first off the mark to catch the thief. After all, they saw him escape. But will they be able to find the stolen necklace?

Each book features rarely seen bonus Blyton: extra stories, a quiz, additional artwork and insights into Blyton's life and writing process.

The Secret Seven are ready to solve any mystery, any time - in Enid Blyton's classic series of 15 novels, now reissued with fabulous new covers and illustrations. Perfect for young fans of mystery, adventure or detective series.

In book three, the Secret Seven have a new meeting place - a treehouse! But someone else is using it too. The gang are furious, but then they learn the intruder is in big trouble and needs their help.

Can the Seven come to the rescue?

First published in 1951, this anniversary edition features the original text as well as extra stories, a quiz, additional artwork and insights into Blyton's life and writing process. Both cover and inside illustrations were created by Tony Ross in 2013.