World Inside Out / Season 1 Season guide World Inside Out: Season 1 7 episodes Premiered Dec 12, 2010 Updated Jul 24, 2026 Spoiler-safe Advertisement Episodes S1·E1 Episode 1 Dec 12, 2010 · 45 min S1·E2 Episode 2 Dec 18, 2010 · 45 min S1·E3 Episode 3 Dec 25, 2010 · 45 min S1·E4 Episode 4 Jan 8, 2011 · 45 min S1·E5 Episode 5 Jan 15, 2011 · 45 min S1·E6 Episode 6 Jan 22, 2011 · 45 min S1·E7 Episode 7 Jan 29, 2011 · 45 min