Premise: A human host welcomes his preschool audience to the ``Blue's Clues'' house, where his animated puppy, Blue, helps find three clues to something they are trying to figure out. Viewers are invited to participate, with Blue and her friends stopping to listen to what the audience has to say.
S02, E16 (First Aired: May. 3, 1998)
Mirrors and kaleidoscopes; animals.
S03, E04 (First Aired: Jun. 7, 1999)
Blue hears something.