Maddie visits the plaster room and shows how a cast is made by having one put on her arm. She uses a special microscope camera to reveal how the fibreglass strands are woven together to make the cast strong.
👩Join Maddie as she finds out how things work!
As seen on CBeebies: [ Ссылка ]

Maddie's Do You Know? is a series for young children in which sees Maddie Moate explores the workings of everyday objects, by asking how they are made or how they work?
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