The Cat in the Hat circumstances" which is soon enhanced by make believe. The book starts in a factual, realistic world, which crosses over into the world of make believe with the loud bump that heralds the arrival of the Cat. However, this is the first Dr. Seuss book in which the fantasy characters, i.e. the Cat and his companions, are not products of the children's imagination. It also differs from previous books in that Sally and her brother actively participate in the fantasy world; they also have a changed opinion of the Cat and his world by the story's end. Ruth MacDonald asserts, ""The
The Cat in the Hat Knows a Lot About That! at the beginning of each episode, which will inevitably lead them around the globe to "make natural science discoveries." Similar to other PBS Kids series such as "Curious George" and "Sid the Science Kid", "The Cat in the Hat Knows a Lot About That!" focuses on introducing preschoolers to various science and learning concepts. Various DVDs were released by NCircle Entertainment beginning in late October 2010 where every DVD is in region 1, subtitled in English and Spanish, approximately 60 minutes except for a few, in Dolby Digital, in 5.1 surround and Dolby surround stereo in Spanish. Every DVD has