Not knowing that a calliope could be a steam organ, I didn't twig that this was describing a tot's first take at a funfair. I wonder, for the slower amongst us, if you could advertise that a little more. eg you might replace "muggy" in L1 one with "fairgound"?
My first reading of "Da-Da" took me to the Dadaist avant-garde art movement whose name was conjectured to come from a child's first attempt to speak and who celebrated the disjuncture between words and meaning. Which seems to fit in rather neatly with the theme.
I recognise that infant confusion and horror. V well painted