North America by Joanne Randolph
Take a new look at North America, through Maths! Have you got the mathematical stamina to complete the most adventurous calculations that North America can throw at you? Work out everything from how how long it would take to paddle around the perimeter of Lake Superior at a given speed, to how long it would take you to reach the top of El Castillo in Mexico at a given speed. This unique book teaches key skills in mathematics whilst learning about North America on the way.