Produced in association with the Science Museum in London, this fun children's book compares the biggest types of transport in the world with the smallest. See some astounding and record breaking vehicles and discover the science and technology behind balloons as tall as houses, bicycles shorter than a ruler, huge submarines that rule the ocean and tiny planes named after insects. Includes information about the inventors, drivers and keepers of these famous vehicles with 'Tech spec' panels which highlight key facts and figures to enable easy comparison. Full of fascinating facts for anyone interested in different kinds of weird and wonderful transport!.