Take a chance – Aleatory music

Year 9 were faced with the musical uncertainties of interpreting an aleatory score where key decisions affecting timbre, harmony and pitches are left up to the performer. Here’s the score they were all working on:
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They came up with widely differing versions of the piece and definitely put their own stamp on it. Every one had a distinct character and was musically convincing in its own way. You can listen to a sample of their work below: