Sharks, shipwreck, and sunken treasure in the latest adventure trilogy from Gordon Korman. Four kids are on a marine expedition for the summer, diving to explore an underwater habitat that's just been altered by a seismic event. What they find, though, is much more than fish - it's sunken treasure. Can they salvage it without anyone else getting to it first? Will the prospect of wealth set them against one another? And what about those sharks ...

The Deep is the second book in Gordon's third smash-hit adventure series, the Dive trilogy. In book one, we met four teens who were accepted on an internship with the prestigious Poseidon Oceanographic Institute, an internship program that consists mainly of utterly ignoring them. Concluding that they were selected not for their skills, but for their lack of them, our dive team comes to the conclusion that their Poseidon superiors are up to no good. Now the kids are determined to discover the lost pirate ship, sunk in this area, and find any possible treasures before the Poseidon team can. Unfortunately, there are many dangers in the waters, human and natural, and some of them may be more than the inexperienced team can handle...

Gordon Korman's adventurous DIVE trilogy comes to an action-packed conclusion with THE DANGER. The kids have found sunken treasure. The adults want to keep it for themselves. But there's a chance that both will lose it if they don't act fast. A thrilling, shark-infested conclusion to Gordon Korman's underwater trilogy.