Did you know? Length of a London bus (11.23 m) is 2.5 x Length overall of a `Finn` racing dinghy (4.5 m)
Period of Halley's Comet's orbit (75.3 y)
/fact/period-of-halleys-comets-orbit
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"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
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Click here for Podcast: Andrew Elliott interviewed for New Books Network.