A kindergarten-level introduction to light rails, covering their drivers, role in transportation, and such defining features as their pantographs.

"Everyone in Baltimore is hot and sticky, from little Hazel playing on the slide to the grandma knitting on the porch. So when evening comes, they all jump at the chance for a little "cool off and ride." The whole neighborhood-from the Taylor twins to Grandpa, and even the dog!--piles onto a breezy homemade roller coaster, a city trolley! In this charming, rhythmic romp, Claudia Friddell and Jenn Harney take us back to a time before air conditioning...