"Topics discussed include how educational objectives were translated into Muppet characters, the show's first guest star James Earl Jones, and retired characters Roosevelt Franklin, Professor Hastings, and Buddy and Jim."@en . . "Learning Matters"@en . . "Topics discussed include how educational objectives were translated into Muppet characters, the show's first guest star James Earl Jones, and retired characters Roosevelt Franklin, Professor Hastings, and Buddy and Jim."@en . .