Blue's Clues is an interactive educational children's television series. It premiered on Nickelodeon's Nick Jr. block on September 8, 1996. It concluded its run on August 6, 2006, with a total of six seasons and 143 episodes. The show follows an animated blue-spotted dog named Blue as she leaves a trail of clues/paw prints for the host and the viewers to figure out her plans for the day.