Solve the mystery with the Secret Seven - everyone`s favourite detective club! These timeless stories are perfect for young fans of mystery, adventure or detective series. Also available in audiobook! It`s their first adventure and the Secret Seven super-sleuths are already on the trail of a mystery! The gang are dressed in disguise, following a lead to a spooky old house in the snow...Solve the mystery! Cover and inside illustrations are by the brilliant Tony Ross, illustrator of David Walliams`s books. The story was first published in 1949. This edition features the classic text and comes with a Bonus Blyton section at the back with quizzes, puzzles and other bonus extras! Enid Blyton (R), The Secret Seven (R) and Enid Blyton`s signature are Registered Trademarks of Hodder and Stoughton Limited. No trademark or copyrighted material may be reproduced without the express written permission of the trademark and copyright owner.