Nina looks at household inventions and finds out how they work. Three friends come to Nina's workshop to find out why a washing machine makes so much noise. Show more
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Nina looks at household inventions and finds out how they work. Three friends come to Nina's workshop to find out why a washing machine makes so much noise. Show more
The UK's most watched and most loved channel for the under-sixes, dedicated to delighting and surprising its pre-school audience.
