n nJack might be the only kid in the world whos dreading summer. But hes got a good reason: summer is when his single mom takes a second job and leaves him at home to watch his autistic kid sister, Maddy. Its a lot of responsibility, and its boring, too, because Maddy doesnt talk. Ever. But then, one day at the flea market, Maddy does talk--to tell Jack to trade their moms car for a box of mysterious seeds. Its the best mistake Jack has ever made. n nIn Mighty Jack, what starts as a normal little garden out back behind the house quickly grows up into a wild, magical jungle with tiny onion babies running amok, huge, pink pumpkins that bite, and, on one moonlit night that changes everything...a dragon.n