Frank Einstein and the Electro-Finger (Paperback, UK ed.)

In this second book in the series, Frank Einstein (kid-genius scientist and inventor) and his best friend, Watson, along with Klink (a self-assembled artificial-intelligence entity) and Klank (a mostly self-assembled artificial almost intelligence entity), once again find themselves in competition with T. Edison, their classmate and archrival--this time in the quest to unlock the power behind the science of energy.