As I walked the sidewalks of Washington Avenue one sunny Saturday afternoon, the faint sounds of carnival-like music caught my ear. I followed the lively tunes until I turned a corner and discovered a very peculiar sight—a small hitch trailer with a puppet show stage cut into it. I stared and wondered how mechanical puppets could be so well-timed to the beats and yet seemed to know when to wave to passers-by. As I kept watching, I realized these weren't mechanical puppets. . . read more.