Full of sibilant sounds and other wordplay, Kathryn Dennis's picture book, Snakes on the Job , is a ssss sweet story that's sure to be a read-aloud hit.Off to work the snakes will go.They slide into trucks and roll out slow.Hisssssssh goes the sound of the brakes.The busy snakes are back! This time, they are operating a variety of construction vehicles—bulldozers, diggers, backhoes and moreâ€â€¦