In the math adventure of Adventure Island, the girls are Duoduo, Bao Er, Aruru, Derek and Zhukaz. These roles are familiar to children and are also a reason to attract them.

Among them, Duoduo is a lively and cheerful little girl, always full of enthusiasm and curiosity. Bao Er is a gentle and considerate girl, who is very caring and smart. Aruru is a brave and fair girl, always able to face challenges bravely. Derek is a clever and witty girl who is very good at solving problems. Zhukatz is a kind and gentle girl who always brings warmth and comfort to people.

"Adventure Island Mathematical Adventure" mainly tells the method of cultivating children's mathematical logic, and helps children to exercise their mathematical thinking and problem-solving ability through various mathematical stories and games.