Overview: Sid investigates shadows and explores ways to create a shadow by blocking a light source.
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First Air Date: Sep 01, 2008Last Air date: Nov 15, 2012Season: 2 SeasonEpisode: 67 EpisodeRuntime: 30 minutesQuality: HDIMDb: 6.40 / 10 by 20 usersPopularity: 26.353Language: English