ISLAND OF THE WEIRD WHAT IS THE BROOKLYN TRIANGLE AND HOW CAN DANNY AND HIS FRIENDS GET OUT OF IT? Danny and his monster friends have come up with the coolest science project ever. They're going to build a submarine to find a sunken pirate ship. But when they test the engine, it explodes! They get blasted into a weird dimension Frankie Stein calls "The Brooklyn Triangle." First they're lost at sea, then they're stranded on a mysterious island. Danny doesn't mind a little excitement, but this adventure is too far out! The Fifth Grade Monsters have to get out of this mess or they may never see home again! Welcome to P.S. 13 and the crazy classroom of THE FIFTH GRADE MONSTERS!.