Two children's book superstars--#1 New York Times bestseller Jacqueline Woodson, the author of The Day You Begin, and Leo Espinosa, the illustrator of Islandborn--join forces to celebrate the joy and freedom of summer in the city, which is gloriously captured in their rhythmic text and lively art. It's getting hot outside, hot enough to turn on the hydrants and run through the water--and that means it's finally...