Karen's Mermaid is the 52nd book in the Baby-Sitters Little Sister series.
Back Cover Summary
Then Karen receives a note from a mermaid. Neptuna wants to be Karen's mermaid friend!
Oooh. Has Karen's mermaid become real?
Characters in this book
- Belinda Scott - Miss Mermaid winner
Places in this book
- Little House
- Rest stop - has a Wendy's, Dunkin' Donuts, and a video arcade
- Sea City
- This book corresponds with The Baby-Sitters Club Chain Letter since Jessi and Mallory are the sitters at Sea City that summer.