This is an open box, but the books are like new, unread.

The Secret Mermaid Collection by Sue Mongredien is a set of 12 English-language paperback books published by Usborne Publishing in 2020. This adventure series is written for children and young adults aged 9-12 and 4-8. The books follow the story of the secret mermaid and are sure to captivate young readers with their intriguing plot and engaging characters. Perfect for fans of adventure and adaptation genres, this collection is a must-have for any young bookshelf.