Scientist Nina and her young experimenters investigate the human body. Experimenters Catriona and Luke visit the lab and find out why exercise is good for you. Show more
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Scientist Nina and her young experimenters investigate the human body. Experimenters Catriona and Luke visit the lab and find out why exercise is good for you. Show more
The UK's most watched and most loved channel for the under-sixes, dedicated to delighting and surprising its pre-school audience.
