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.
S04, E01 (First Aired: Apr. 2, 2001)
Steve imagines that a blanket draped across two chairs looks like an igloo, but Blue sees something different.
S04, E13 (First Aired: Dec. 3, 2001)
Blue and her friend Green build a tall tower.