Flight of the Hawk

When Andy Hawkes's parents are tragically killed by a hit-and-run driver, Andy is sent to live with his mysterious grandfather. Andy has only met Grandfather Hawkes once, at his parents' funeral. The old man seemed frail and sickly, and a little bit weird. But Andy soon finds out his grandfather isn't what he seems--he's an inventor, for one thing. Andy also discovers that his parents' deaths may not have been an accident. When Grandfather Hawkes's life is threatened, Andy decides he's not going