A little girl gathers roses for the Queen and comes home with a diamond as big as her shoe, told as a back-and-forth between two voices. Short, sweet, and easy to read as a dialogue.
From Mother Goose / Nursery Rhymes (traditional). See the whole collection.
"Little girl, little girl, where have you been?"
"Gathering roses to give to the Queen."
"Little girl, little girl, what gave she you?"
"She gave me a diamond as big as my shoe."
Public domain. Text from The Real Mother Goose (Blanche Fisher Wright, 1916), via Project Gutenberg. View the source edition