<Tr> <Th> Audio format </Th> <Td> Dolby Surround </Td> </Tr> <Tr> <Th> Original release </Th> <Td> October 20, 1997 (1997 - 10 - 20)--April 28, 2006 (2006 - 04 - 28) </Td> </Tr> <P> Bear in the Big Blue House is an American children's television series created by Mitchell Kriegman and produced by Jim Henson Television for Disney Channel's Playhouse Disney preschool television block . Debuting on October 20, 1997, it aired its last episode on April 28, 2006 . </P> <P> Bear lives in the Big Blue House with his friends Ojo, Tutter, Treelo, Pip, Pop, and Shadow . He and his friends have many adventures together . Those normally include solving problems, sharing, cooperating with each other, and developing social / life skills . </P>

What is bear in the big blue house