James Patterson 
Unbelievably Boring Bart [EPUB ebook] 

Invisible creatures are attacking the school, and 12-year-old Bartholomew Bean is the only one who can stop them! Okay, so maybe Bart is only a hero in the video game app he created. But if he reveals his identity as the genius behind the game, he’ll become the most popular kid in school! Or he could secretly use the game to get back at his bullies…Press Button A: Reveal Press Button B: Revenge Which would you choose?