The Secret of the Portals: The Adventures of Bruten & Tommy

Bruten Stone and Tommy Staunton discover secret portals to other worlds... right in their own town! It's an adventure like no other that leads them to amazing worlds and untold riches, but it soon becomes clear that they will have to defend the worlds from those that would like nothing more than to exploit them for profit. As two recently graduated 5th graders, are they up for the challenge?