1. Henry and Mudge: The First Book of Their Adventures

2. Henry and Mudge in Puddle Trouble

3. Henry and Mudge in the Green Time

4. Henry and Mudge Under the Yellow Moon

5. Henry and Mudge in the Sparkle Days

6. Henry and Mudge Get the Cold Shivers

7. Henry and Mudge and the Forever Sea

8. Henry and Mudge and the Happy Cat

9. Henry and Mudge Take the Big Test

10. Henry and Mudge and the Bedtime Thumps

11. Henry and Mudge and the Long Weekend

12. Henry and Mudge and the Wild Wind