Sharpe, Luke

"Inventing a device capable of tracking down his missing math homework, Billy Sure is overwhelmed when his latest innovation attempts to recover every item he has ever lost, causing an enormous pile of junk to accumulate in his home."--OCLC.

Billy Sure has invented a device that lets pet owners know what their animals are trying to say.

"Everyone is talking about Billy Sure, the twelve-year-old genius and millionaire inventor whose inventions have become instant hits. Billy's lucky because in addition to being a rich and famous inventor, he already knows what he's best at: inventing, of course! He wants to help other kids figure out what they're best at too, and his latest invention, 'The Best Test' will do just that!"--Amazon.com.

Twelve-year-old Billy and his best friend Manny become entrepreneurs after launching a product known as the "All Ball," which can transform into different sports balls, but a major secret Billy is keeping has the potential to destroy their success and expose Billy as a fraud.