Handy Andy Saves the World — E.J. Altbacker

A small town handyman is shocked when he's asked by aliens to repair their damaged spacecraft. After fixing the wondrous ship, Andy Robinson learns their mission to the planet actually entails the total destruction of the Earth. You know, to keep the peace. Oh, and the alien captain kidnaps his family to display in their zoo. With time running out, Andy must use his limited handyman talents to not only save his family, but the entire world.