Freddi Fish - ABC under the Sea (USA) (Japanese title: Freddi Fish and Luther's Waterlogged Adventure) is a Nintendo DS game in the Freddi Fish series, developed by Humongous Entertainment. The game follows Freddi Fish and her friend Luther as they explore the ocean to find a missing ABC book, helping them learn the alphabet along the way. Players use the DS stylus to explore the underwater world, solving puzzles and interacting with the environment. As they progress, they collect letters and arrange them into words. Puzzles are designed to encourage problem solving, while the game's vibrant visuals and upbeat music bring the ocean alive. In addition to the main story, Freddi Fish - ABC under the Sea features mini-games which can be unlocked by finding items throughout the game. These mini-games include underwater races and fishing, giving players the chance to explore the ocean in a fun and exciting way. Overall, Freddi Fish - ABC under the Sea is an enjoyable and educational game. Players of all ages can join Freddi and Luther on their underwater adventure, learning the alphabet as they explore the ocean and complete puzzles.