'Al and Jack must rescue Princess Haree from the evil pirate, Razor Toe. But it won't be easy - Razor Toe has a dangerous secret. Can Al and Jack uncover the pirate's dastardly plans and save the princess?' (Publication summary)
'Alleric Castle holds the key to the whereabouts of the legendary Golden Casket, but Al and Jack will have to do much more than just find a map to the treasure. Ancient riddles and the greedy Snotty Nell stand in their way...' (Publication summary)
'Hidden in the depths of Dragon Island lies the tomb of a mysterious sorcerer and his golden mask.
'Can Al, Jack and Gunner brave the gruesome legend of Demon Dan to find the treasure?' (Publication summary)
'Evil Pearl needs more children to sacrifice to her terrifying sea-monster... So when Jack and Al stumble across Evil Pearl's eerie city they face their toughest challenge yet. Can the boys save the other children from their horrifying fates - or will they join them?' (Publication summary)
'Al and Jack are terrified to find themselves floating aboard a scary galleon with one lone pirate and many skeletons. Will the boys uncover the secret of the blue potion the pirate carries? Or will they become his latest unlucky victims?' (Publication summary)
'Having found the Scabbard of Invincibility, Al and Jack can set about restoring peace to the Dragon Blood Islands, but not if Blacktooth and Snotty Nell have anything to do with it. Jack and Al must summon all their strength and courage if they are to succeed...' (Publication summary)