Sharks, shipwreck, and sunken treasure in this action packed survival series from bestselling and award-winning author Gordon Korman.Kaz, Dante, Adriana, and Star aren't the best divers in the world. But they've been chosen to spend the summer exploring the depths of the sea.There are only a few pro
Sharks, shipwreck, and sunken treasure in this action packed survival series from bestselling and award-winning author Gordon Korman.What lies in the deep? Not just coral and sand. Not just undersea creatures that have never seen the light. No, the deep holds something even more mysterious and valua
