Horrible Harry and the Green Slime

Surprises According to Humphrey

Horrible Harry Moves up to the Third Grade

Horrible Harry at Halloween

Horrible Harry Cracks the Code

Horrible Harry and the Secret Treasure

Horrible Harry and the Christmas Surprise

Horrible Harry and the Purple People

Horrible Harry in Room 2B

Horrible Harry and the Drop of Doom

Horrible Harry and the Battle of the Bugs

Horrible Harry and the Hallway Bully

Horrible Harry and the Birthday Girl

Horrible Harry and the Field Day Revenge!

Horrible Harry and the Wedding Spies

Horrible Harry and the June Box

Horrible Harry and the Stolen Cookie

Horrible Harry Goes to Sea