Lyrics with astute visions of kids' day-to-day lives, a little science, and flights of fancy make up for a pervasive melodic sameness that characterizes singer-songwriter Tim Knuth's new CD, You Are an Astronaut. It was written, according to the CD liner notes with "his robot in their secret electrical music cave." Highlights include: "Imagine That" ("Are you the truck driver, or are you the truck?") and Knuth's clever and informative tribute to a "Salivary Gland" ("Hear that dinner bell/smell that dinner smell/deep inside my mouth you wake up and swell…")