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28.12. 08:15
Bird’S Nest and Bike Helmet
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Maddie learns how a bird builds its nest and how a strong bike helmet is made.
Maddie goes to a nature reserve to find out how a bird makes its nest using twigs, moss, leaves and dried grass. Then Maddie heads to a bike helmet factory and shows us how a material called carbon fibre is woven make the bike helmet really strong!
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