Krashy, ChiChi and Wally are playing pirates. They are looking for treasures and find them -- pieces of glass jewels! Blue, orange and clear! Krasy holds up the blue piece of glass jewel and everything becomes blue! ChiChi holds up the yellow piece of glass jewel and everything becomes yellow! But when Wally holds up the clear piece of glass jewel, he sees not colour and is very disappointed and abandons it -- until Krasy and ChiChi discover the different colours reflected out of from the prism! In this episode, preschoolers learn about colour and no colour.