A magical playground whisks Dan and Page into the Hidden Kingdom where a skinny giant registers them for hero training camp. There, they learn they must gain skills and earn powerful treasures by travelling back in time and walking in the footsteps of a real pioneer hero.

Dan learns he’s even more powerful than he thought . . .

Dan and Page rescue two children from the Nazis . . .

THE DARK ENEMY NEVER RESTS. BUT NEITHER DO THE HEROES OF THE HIGHEST ORDER!