These cute pups are in big trucks and ready to dig! Book two of this original board book series is perfect for toddlers with big building dreams. Dig Doug, Puddles, and Cheddar are ready for a big day at puppy school. Today they have an extra big project—using their construction trucks to dig a swimming pool! Dig Doug is so happy because Dig Doug LOVES to dig. But when he digs a bit too deep, his puppy friends must figure out a plan to save him.