Teaches your child more than 400 ASL signs. Get all 13 DVD from Series One in one handy case. Now it’s easy to take Signing Time anywhere you go! This set of educational videos helps boost vocabulary, spelling and reading skills! This set contains thirteen DVDs in one economical case: Volume 1: My First Signs Volume 2: Playtime Signs Volume 3: Everyday Signs Volume 4: Family, Feelings & Fun Volume 5: ABC Signs Volume 6: My Favorite Things Volume 7: Leah’s Farm Volume 8: The Great Outdoors Volume 9: The Zoo Train Volume 10: My Day Volume 11: My Neighborhood Volume 12: Time to Eat Volume 13: Welcome to School Case dimensions: 6 x 5.5 x 1inches