Is Changing Vibrations the Key to Changing Pitches?

Posted by Craig Knebel

Eighth grade students recently studied physical waves and their properties. Over a four day period in the makerspace students used their knowledge of frequency to create and build instruments with five different pitches. Full credit for the Stem lab was only given if the instrument could make five different pitches and they could play a song on them. Changing vibrations, the students have learned, is the key to changing pitches and making notes in a song.

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