Horrible Harry Says Goodbye
Horrible Harry at Halloween
Horrible Harry in Room 2B
Horrible Harry and the Dungeon
Horrible Harry and the Scarlet Scissors
Horrible Harry and the Top-Secret Hideout
Horrible Harry and the Wedding Spies
Horrible Harry and the Kickball Wedding
Horrible Harry and the Triple Revenge
Horrible Harry and the Missing Diamond
Horrible Harry and the Birthday Girl
Horrible Harry Cracks the Code
Horrible Harry and the Battle of the Bugs
Horrible Harry and the Mud Gremlins
Horrible Harry and the Dragon War
Horrible Harry and the Stolen Cookie
Horrible Harry and the Holidaze
Horrible Harry Goes to Sea