Piano and Drums - S1.E17 - Maddie's Do You Know?
Maddie looks at musical instruments. She uses a special 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. Next, Maddie visits a factory to see how a drum is made from lots of thin wooden sheets pressed together and shaped in a circular mould. She uses a special camera to see how the drum is given its shiny finish.
Piano and Drums - S1.E17 - Maddie's Do You Know?
October 25, 2016
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