Author Kevin Emerson channels Frank Cottrell Boyce in this tween sci-fi adventure about two kids from opposite sides of the country who find themselves on a road trip to save the world from an impending alien attack. Haley and Dodger have nothing in common. But that was before they learned about the strange, unexplainable phenomena in Juliette, Arizona. Before they both received summer research grants from a mysterious foundation and discovered their...

Returning to Superstition Mountain, the Barker brothers, along with their friend Delilah, soon find themselves entangled in more danger and myststery as they uncover a treasure.

A dry, forsaken blip on the edge of civilization. That's what Mike Fowler thinks of the small desert town of Ambrosia. He has no friends, no fun, and no answers to the agonizing disappearance of his dad in a top-secret military mission. But that could all change after Mike stumbles onto his dad's puzzling journal in the old B-17 out back. The mysterious entries in the journal lead him to a hidden canyon! Something big - maybe a covert military operation...

Nancy arrives in Phoenix, Arizona, eagerly looking forward to a fun-filled vacation at Shadow Ranch but finds herself embroiled in a baffling mystery involving a phantom horse and buried treasure. Local people believe that the ghostly animal is carrying out the curse of Dirk Valentine, the romantic outlaw who was killed many years ago at Shadow Ranch, where he had gone to fulfill a promise to his sweetheart. Suspecting that a treasure hidden by Valentine...