Enter a magical world where dinosaurs and knights have come to life in this fact-filled, lift-the-flap caper!It's midnight in the museum and there's a mammoth on the loose! Can Oscar catch him before the witching hour is up?

When Detective Dirk Dilly gets a surprise visit from a Sea Dragon in need of his sleuthing skills, at first he dismisses the case. After all, dragons are extremely high risk and they rarely pay well. But soon Dirk is stuck - from his horny head to the tip of his scaly tail - right in the thick of a dramatic new mystery full of unexpected danger. His trusty friend Holly has made some startling discoveries too, and it's not long before Holly and Dirk are together involved in perhaps their slipperiest mystery yet, involving the strange disappearance of a sister, a dodgy billionaire and some very powerful dragons. Not to mention they will make some unlikely friends along the way in this compelling and plot-driven story full of exciting and unusual twists and turns.

When Holly and her friend Archie are in LA (flown out there by the billionaire Brant Buchanan) they bump into a character from Holly's past. Petal Moses is in the middle of making the film version of her autobiography. While filming in the heart of the Californian desert, the director catches something 'dragonlike' on camera. However, before it can be properly examined, the roll of film goes missing. Realising this is a case for Dirk, Holly immediately calls him up. In no time at all, the dragon detective is up to his neck once more in a dangerous investigation involving some Californian Desert Dragons who spit poison rather than breathe fire.

Searching for her missing brother, Grace Carlyle never dreamed she would discover a secret world populated by mythological monsters—or find herself facing a sword-wielding being whose looks put mortal men to shame. But there he was, Darius en Kragin, one of a race of shape-shifting warriors bound to guard the gates of Atlantis, and kill all travelers who strayed within its borders. Now Grace's life was in his hands, and Darius had to choose between his centuries-old vow and the woman who had slipped beneath his defenses and stolen the heart of Atlantis's fiercest dragon.

Louie's favourite fire breathing dragon "Inferno" is missing. Detective Louie and his trusted side kick Ethan, search for clues to Inferno's whereabouts, involving Mum, Dad and the Postman. Join Louie and Ethan on another fun filled Adventure.

When Dirk Dilly gets a call from a distraught wife, he does not expect much in the way of exciting crimes to solve, but he sets off to follow the husband anyway. He couldn't be more wrong and soon he is up to his scaly neck in stolen government secrets, wicked and treacherous dragons, and a confused Prime Minister's son. Of course, nothing is too difficult when you can rely on a good friend like Holly to help you out.