Young listeners will echo Mama Duck's irresistible refrain in this noisy, joyful, and bouncy read-aloud about a very clever duckling. Mama Duck and her ducklings are swimming to the lily pond, but the smallest duck, Puck, is always at the end of the line. As paddleboats splish and splosh by, Puck falls farther behind. "Keep up, Duck " Mama quacks. Puck looks at the nearby boats and wonders, how can he keep up? He...