The show was executive produced by Chuck Jones, sponsored by the Kellogg's cereal company and created as a commercial rival to the public television series Sesame Street.
[1] The program featured three inquisitive children (two boys and a girl) who each week visited a shop populated with various puppets and gadgets, discovering interesting things about science, nature and history.
Each hour-long show covered a specific theme: clothing, music, dance, weather, the five senses, space, time, rules, flight, dolls,[2] etc.
Henry Mancini created the bossa nova theme music for the show's title sequence (animated by Jones).
[8] Chuck Jones contributed two new animated characters to the show: Mel Blanc, June Foray, Bob Holt, Don Messick and Les Tremayne provided the voices of the puppets.
[6] Puppet characters Created by Bob Baker[9] (co-founder of the Bob Baker Marionette Theater in Los Angeles), the show's puppets included: Other characters Guests Guests on the program included: Shirley Jones appeared on the show's pilot, "The Curiosity Shop Special,"[12][13] which featured all four children.
The Committee, an improvisational comedy group described as the First Slapstick Dramatic Quartet, demonstrates the emotions of fear, sadness, joy and love.