Scientist Nina and her young experimenters discover the amazing ways that things can change and react in the everyday world. Here, they investigate what metal is. Show more
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Scientist Nina and her young experimenters discover the amazing ways that things can change and react in the everyday world. Here, they investigate what metal is. Show more
BBC Two is a lively channel of depth and substance, carrying a range of knowledge-building programming complemented by great drama, comedy and arts.
