Jack finally receives a coded message from his brother Max, possibly detailing his whereabouts. But duty calls, and Jack is whisked away to the sweltering savan

An eager young scientist has brought to life a dangerous flesh-eating dinosaur by crossing its DNA with that of his pet dog, Freddie. Can Secret Agent Jack Stal

In The Caper of the Crown Jewels, Jack is summoned to solve a matter of grave national importance: the theft of the Crown Jewels of the British Empire from the

In The Escape of the Deadly Dinosaur, Jack zooms to the city that never sleeps to try to solve the mystery of the missing Allosaurus toe. Starting at the Natura

The Hunt for the Yeti Skull (Book 13) Jack has become the most decorated secret agent for the Global Protection Force, but during the day he's still just an ord