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'We'll Bang the Drum' printed from http://nrich.maths.org/
Here is a pile of drums that will each give a beat.
Start off by placing two drums on the wheel. As the wheel turns,
the drums will sound.
How many different rhythms can you make with just two drums?
Now try with 3 drums. As the wheel turns so the drums will play.
What different rhythms can you make now?
Are you sure they are all different from each other?
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