The class think about the challenge of making sure nothing organic from earth goes along for the ride on the ExoMars Rover. They would be nothing worse than accidently finding some old flu cells on Mars!

<p>The class think about the challenge of making sure nothing organic from earth goes along for the ride on the ExoMars Rover. They would be nothing worse than accidently finding some old flu cells on Mars!</p>

We're the UK's children's radio station. Listen across the UK on DAB Digital Radio, on mobile and online at funkidslive.com.

<p>We're the UK's children's radio station. Listen across the UK on DAB Digital Radio, on mobile and online at funkidslive.com.</p>

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