The Greatest Power — Wendelin Van Draanen

Our story begins with a diabolical stick-'em-up. The dastardly Damien Black is back with a vengeance, holding a bank full of people hostage as he fills a sack with cash.

Unfortunately for Damien, one of the people in the bank is an ordinary boy named Dave Sanchez who happens to have two extraordinary things in his possession:

First, there's the ancient Aztec wristband that gives him the power to walk on walls. Yes, Damien's wicked stick-'em-up occurs right in front of the new superhero in town. A superhero known as the Gecko.

Second, there is a gecko hiding in the Gecko's sweatshirt. And although this gecko looks ordinary, his name is Sticky, and he is the one and only wisecracking lizard on earth.

As Damien makes his escape, Sticky and Dave follow, hoping to recover the bank's cash. But it soon becomes clear that they're headed straight for Damien's mansion on Raven Ridge. This (as you may already suspect) can mean only one thing:

The Gecko and Sticky are headed STRAIGHT FOR TROUBLE...