Have you ever had an urgent need for swim goggles to find something underwater, but none were available?

No? Well, neither have I. But if I ever do, the technique that Will taught me today will come in handy.

You can see clearly underwater by creating a ‘mask’ with your hands, and using it to trap bubbles of air.

This video by Will and Millie explains all

What I Learnt On 15th January in other years

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