The series was produced by the Israeli Instructional Television Centre for teaching English for beginners. The Israeli Ministry of Education published study books which were based on the series.
Lessons 4 and 5 were united. The title of combined lesson is "Lesson 4/5", both in the series and the study books.
Dopey and Grumpy are believed to be named after two of the dwarfs from Snow White and the Seven Dwarfs (1937).
Debbie Otterman, who makes a guest appearance in some of the episodes as Mardi the chick or Sunny the bird alternatively, is the sister of Gabi Otterman (Dan).