"Sofia Express: Philosophy's Journey to Happiness," written by Matteo SaudinoThis book blends adventure and philosophy to introduce young readers to complex ideas surrounding happiness. The narrative centers on a fifth-grade class that embarks on a magical journey aboard the "Sofia Express" back to ancient Greece, guided by the philosopher Diotima. During this trip, the students encounter major thinkers like Socrates, Plato, and Epicurus, who each offer unique lessons on topics such as justice, knowledge, and freedom. Ultimately, the episode highlights the book’s success in making philosophy accessible and stimulating for children by encouraging critical reflection and curiosity.