Frank Einstein and the Brainturbo (Frank Einstein Series #3): Book Three

Science fiction meets science fact Frank Einstein (kid genius, scientist, and inventor) and his best friend, Watson, team up with Klink (a self-assembled artificial intelligence entity) to create the BrainTurbo to power-boost the human body and help their baseball-pitching pal Janegoodall make the team. But when Klank (a mostly self-assembled and artificial almost intelligence entity) goes missing, they must first rescue their robot pal and stop T. Edison--Frank's classmate and archrival--from stealing their latest invention and using it against them