4. Why Is the Sky Blue? (2016)
To learn why the sky is blue, the StoryBots get a science lesson in colors. Garfunkel and Oates' Riki Lindhome and Kate Micucci guest star.
Release date: 2016-08-12
User rating:
10 / 10
1 votes
Season number: 1
Episode number: 4
Runtime: 23 minutes
Guest stars
Cast
Rest of the cast - click here to expand
Jeff Gill - Bing (voice), Gregg Spiridellis - Boop (voice), Evan Spiridellis - Hap