Nina looks at different household inventions and finds out how they work. Nina shows three friends how a real x-ray machine works. Show more
Discover 11,128,835 listings and 280,508 playable programmes from the BBC
Nina looks at different household inventions and finds out how they work. Nina shows three friends how a real x-ray machine works. Show more
The UK's most watched and most loved channel for the under-sixes, dedicated to delighting and surprising its pre-school audience.
