It's time to tear it up with this special board book with wheels featuring Monster Jam's fiercest truck: ThunderROARus!ThunderROARus is ready to break his biggest record yet! Can this fearsome truck defeat the competition and jump over a whopping NINE trucks? Watch this spectacular truck defy gravity in this original Monster Jam story!Using this unique board format including wheels, kids can read the book and drive their own ThunderROARus monster truck!