Undersea Mystery Club Book 3: Problem at the Playground
It's an exciting day in Aquamarina! The entire community has gathered for the opening of a new playground. But when the equipment falls apart because some of the pieces have vanished, it's up to a mermaid named Violet and her aquatic best friends, Wally the narwhal and a starfish named Dusty, to solve the mystery of what happened.
Also featured in this book are STEM fun facts such as ocean science and engineering!
