Did you know? Distance a kangaroo can jump (13.5 m) is 400 x Width of a standard matchbox (34 mm)
Distance to Sirius (brightest star in the night sky) (81.5 trillion km)
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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.
