1. Horrible Harry in Room 2B
   
2. Horrible Harry's Secret
   
3. Horrible Harry and the Christmas Surprise
   
4. Horrible Harry and the Kickball Wedding
   
5. Horrible Harry and the Dungeon
   
6. Horrible Harry and the Purple People
   
7. Horrible Harry and the Drop of Doom
   
8. Horrible Harry Moves up to Third Grade
   
9. Horrible Harry and the Ant Invasion
   
10. Horrible Harry at Halloween
    
11. Horrible Harry Goes to the Moon
    
12. Horrible Harry and the Green Slime
    
13. Horrible Harry Goes to Sea