Season 2, Episode 11 Clean Air

First Aired: April 19, 2011

Sid investigates why his father wears a mask while painting. As a result, he learns about dirty fumes, clean air and pollution, as well as the important role of trees in keeping air clean.

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Sunday
Jul 31
6:00am
PBS

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  • Premiered: September 1, 2008
  • Rating: TV-Y
  • Premise: A Jim Henson Company production about an inquisitive preschooler named Sid who seeks answers to questions he asks himself, such as why his shoes are shrinking or why bananas become mushy. (more)

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