You are cordially invited to attend the Grand Opening of Sinclair’s department store! Enter a world of bonbons, hats, perfumes and MYSTERIES around every corner. WONDER at the daring theft of the priceless CLOCKWORK SPARROW! TREMBLE as the most DASTARDLY criminals in London enact their wicked plans! GASP as our bold heroines, Miss Sophie Taylor and Miss Lilian Rose, CRACK CODES, DEVOUR ICED BUNS and vow to bring the villians to justice… Perfect for fans of Jacqueline Wilson, Chris Riddell and Enid Blyton.

The honour of your company is requested at lord beaucastle's fancy dress ball. Wonder at the puzzling disappearance of the Jewelled Moth! Marvel as our heroines, Sophie and Lil, don cunning disguises, mingle in high society and munch many cucumber sandwiches to solve this curious case! Applaud their bravery as they follow a trail of terrible secrets that leads straight to London's most dangerous criminal mastermind, and could put their own lives at risk...It will be the most thrilling event of the season! This is a fast-paced and compelling mystery adventure with gorgeous Edwardian period detail, this is Mr Selfridge meets Nancy Drew!

When a priceless painting is stolen, our dauntless heroines Sophie and Lil find themselves faced with forgery, trickery and deceit on all sides! Be amazed as the brave duo pit their wits against this perilous puzzle! Marvel at their cunning plan to unmask the villain and prove themselves detectives to be reckoned with – no matter what dangers lie ahead . . .

You are cordially invited to Sinclair's Midnight Peacock Ball! The festive season has come to Sinclair's and Sophie and Lil are spending the holidays at snowy Winter Hall. But it turns out that this is no ordinary house party ...As sinister secrets come to light, our intrepid heroines find themselves faced with a more baffling mystery than ever before! With the help of their friends, can they uncover the truth in time to foil a truly diabolical plot? Or will Mr Sinclair's New Year's Eve Midnight Peacock Ball spell disaster for the dauntless young detectives? Prepare for shocks and surprises in the thrilling conclusion to the Sinclair's Mysteries!