Fun science for pre-school children. Nina helps answer Sebastian's sticky question about why we need bogeys. They find out how a dirty nose can keep the body clean. Show more
Discover 11,128,835 listings and 277,279 playable programmes from the BBC
Fun science for pre-school children. Nina helps answer Sebastian's sticky question about why we need bogeys. They find out how a dirty nose can keep the body clean. Show more
The UK's most watched and most loved channel for the under-sixes, dedicated to delighting and surprising its pre-school audience.
