Scientist Nina and her young experimenters discover how substances change and react. They look at where sand comes from and why it doesn't dissolve like sugar or salt. Show more
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Scientist Nina and her young experimenters discover how substances change and react. They look at where sand comes from and why it doesn't dissolve like sugar or salt. Show more
The UK's most watched and most loved channel for the under-sixes, dedicated to delighting and surprising its pre-school audience.
