Mermaid Sea Adventure Home Mermaid Sea Adventure 0.0 / 5 ( 0 votes ) Your Rating? Discover Mermaid Sea Adventure – Play Free Now on GameSocial! Have you ever dreamed of visiting a real underwater city, where a beautiful mermaid princess lives? Embark on an amazing under sea adventure and live a mermaid life with our mermaid games free for girls with levels! Categories in which Mermaid Sea Adventure is included: Puzzle Matching 1 Player Thinking