Ep 11 – Although tablets may look pretty thin, they’re like a sandwich made up of a stack of layers. Techno Mum tells us all about how these layers can tell when we’re touching the screen!

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>