Discovery KIds, a channel that is part of American digital cable and satellite television channel Discovery Family, shows a spin-off  of the home redecorating series, "Trading Spaces", hosted by whom?
Discovery Family Discovery Family is an American digital cable and satellite television channel owned by Discovery Communications and Hasbro, marketed as a family-friendly network with a mix of original and acquired children's programs, such as Hasbro's "", "Littlest Pet Shop" and "Transformers" themed shows, along with family-oriented science and nature-themed programs.
Marshall Brain Marshall David Brain (born May 17, 1961) is an American author, public speaker, and entrepreneur. A college instructor and computer programmer, Brain is the founder of HowStuffWorks. He is the author of the How Stuff Works book series. He has appeared on "The Oprah Winfrey Show", "Dr. Oz", "Good Morning America", CNN, "Modern Marvels", and in many other media outlets. He was the host of the National Geographic Channel’s "Factory Floor with Marshall Brain" 2008-2009.