The entire SIGN WITH ROBERT: EDUCATIONAL SIGN LANGUAGE AND DEAF CULTURE SERIES with over 15 hours of video lessons, games, quizzes, vocabularly stories and more. Every episode is grouped by subject, with 4-6 mini-lessons (chapters) with a total of 150 chapters in the entire series.Taught by Deaf actor/educator Robert DeMayo in his native language, this series makes learning sign language fun and easy.