"'To show rhythmic patterns in a song, we produce a mouse each time the pattern goes one way and when there is a variation, we produce a frog,' Teller said. 'This continues until there are quite a number of mice and frogs all over the place.'"

"Penn and Teller said they didn't want to talk down to the series' young viewers. 'Kids tend to be desperately curious,' Teller said. 'There is a certain element we are doing in this that is making the analogy between the arts and a magic trick. When you think of something like perspective in a painting, it really is a magic trick.'"