Episode details

Available for over a year
Why it's easier to float in salty water, how to keep dry underwater... and bellyflops!
Programme WebsiteUse BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK.

Available for over a year
Why it's easier to float in salty water, how to keep dry underwater... and bellyflops!
Programme Website