Explore Spanish and English with this bilingual read aloud storybook. Set in Constantinople, Bak must work today like any other day. His master, Julius, is a cruel man and will not let him go to the big chariot race with everyone else. But events take a turn for the unexpected! Join Bak in this bilingual reader with audio, parallel text, pictures and speech bubbles. Read the story on its own or listen to and follow the audio on the page. There are eight books in the series. A fun and friendly way to improve your English or Spanish!