Cry of the Taniwha — Des Hunt

Sitting on the dark earth and staring up at him was a skull, the lower jaw below ground so Matt didn't have to cope with the thing grinning up at him. The empty eye sockets were scary enough . . .
Matt Logan isn't looking forward to spending the school holidays with his grandmother and her new husband. He has to fly to Rotorua, where he doesn't know anybody, and he's a bit wary of his new step-grandfather. All Matt knows is that he's Maori and a bus driver.Along with his worries, Matt packs his pride and joy - a homemade metal detector, because, you never know, he might find something interesting.What he finds is Juzza, who lives over the back fence and wants to join a local gang. When the boys unearth a handcuffed skeleton, a chain of events begins to coil around them. together they are thrown into a deadly search for treasure when the local gang boss decides to exploit their find for himself.