Test Yourself

Which of these is the biggest? ...

Length of Hadrian's Wall in Northern England ...

Length of a Marathon race ...

Length of the British Grand Prix Formula 1 motor race ...

Narrowest width of the English Channel ...

Is That A Big Number? - The Book

Yes, there's now a book based on these numbers. Oxford University Press: July 2018.

Click here to learn more about it.

Click here for Podcast: Andrew Elliott interviewed for New Books Network.

http://itabn.tumblr.com/post/138631317782/this-website