BUCKLE UP, READER! THIS BOOK IS BURSTING WITH COMIC STRIPS AND CARTOONS! Since Ferris Foster’s dog got famous, life has taken another surprising turn: 1. Ferris’s new foster brother, Nile, has arrived with a BANG, causing mischief wherever he goes! 2. An unexploded Second World War bomb has been discovered under Ferris's school, causing it to CLOSE DOWN! 3. Ferris is still a cartooning genius, but between temporary homeschooling and Nile’s noisy science experiments, it's practically impossible to draw anything! When the headteacher sets the school a design challenge, Ferris realizes he MUST find a way to work with Nile. But can the boys put their differences aside in order to win the once-in-a-lifetime prize? Or will this partnership have EXPLOSIVE consequences?!