. "Muppet Puzzle Heads are a Sesame Street toy set made by in the late 1970s. The plastic heads of Ernie and Bert can be taken apart and put back together. Ernie is a 7-piece puzzle that measures 5\u00BD inches tall; Bert is 8 pieces and 7 inches tall."@en . "Muppet Puzzle Heads are a Sesame Street toy set made by in the late 1970s. The plastic heads of Ernie and Bert can be taken apart and put back together. Ernie is a 7-piece puzzle that measures 5\u00BD inches tall; Bert is 8 pieces and 7 inches tall."@en . "Muppet Puzzle Heads"@en . .