A NEW FRIEND: There's a new Dragon in town-Lorca, a fun lovin', magic trick performin' extrovert who uses a purple wheelchair to get around. The gang is fascinated by the wheelchair, but are even more fascinated by the amazing treasure map that Lorca reveals! They start out immediately to find the "X" that marks the spot. Along the way, they encounter obstacles , but through teamwork and quick thinking, they're able to help each other through the Forest of Darkness to find the buried prize. EDUCATIONAL CHALLENGE: Accommodating individual differences. / EL DIA DEL MAESTRO: Every year, the students surprise Quetzal, on "El Dia del Maestro," the day of the teacher. Cassie's sister Sophie is supposed to help them make chalupas, Quetzal's favorite snack, while Enrique teaches the rest of the dragons a special song. When Cassie learns that Sophie cannot help with the chalupas, she thinks that Quetzal's party will be ruined until Emmy convinces her to organize the group herself. At first the process is a little rocky as Cassie is reluctant to take charge, but she forms an assembly line and acts as supervisor. The chalupas are ready, and so is the chorus at the School in the Sky. Everyone surprises Quetzal, who is very touched by his students' efforts. He tells Cassie that the chalupas are the best he's ever tasted, and beams as the chorus sings for him in Spanish and English. EDUCATIONAL CHALLENGE: Learning to be responsible for overseeing a difficult task