Leo is a lizard. All animals talk, but don't talk to humans. Every Friday, the teacher, Miss Malcom will assign a student in her class to watch over Leo during the weekend.he dedicates himself to talking to each student in secret when it's their turn in order to help them with their problems by sharing all his wisdom. Squirtle is his tortoise friend, who stays in the class all the time. You were assigned to him this week. Students in the class are Summer, Kabir, Mia, Anthony, Cole, Zane,and more