"Science, Maths and Technology." . . "Non-Fiction 7+" . . . "Juvenile works"@en . "Juvenile works" . . . . . . . . . . "The world's toughest machines"@en . "The world's toughest machines" . . . . . . "From bulletproof cars to military tanks, this book gives facts and figures on the toughest vehicles in the world, and shows how these extreme machines help us do jobs that less substantial vehicles can't do." . . . .