Maddie looks at musical instruments. She uses a slow-motion camera to find out how a piano works and how the keys on the piano are attached to levers and hammers. She shows how the strings inside the piano vibrate to produce musical notes.
👩 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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