Books in the Sparks! series

This Super Dog is the Cat's Meow! August is a brilliant inventor who is afraid of the outside. Charlie is a crack pilot who isn't afraid of anything. Together these pals save lives every day. They also happen to be cats who pilot a powerful, mechan

Charlie and August, the two cats that control the mechanical superhero dog, Sparks, are keeping the city safe. But when a second, evil Sparks shows up and starts causing trouble, everybody blames the real Sparks. The cats are determined to prove that the real Sparks is still the hero and set out uncover the shocking truth behind the evil dog!