Did you know? Men's Olympic High Jump record (2.39 m) is 2 x Height of a ice-hockey goal (1.2 m)
Maximum length of a tennis racket (737 mm)
/fact/maximum-length-of-a-tennis-racket
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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.