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Watch the video above all the way through.
What do you see?
Play it again. You could pause it while you're watching, if you like. And you might like to watch it again more than once.
Describe what you notice.
Each time the counters are moved, what is the same? What is different?
Imagine you are making a similar video but with twelve counters.
What would it look like?
We would love to see your ideas - you could make a video, or you could take photos, or you could draw pictures, or...
You may be interested in the other problems in our Look More Closely Feature.
Can you design a new shape for the twenty-eight squares and arrange the numbers in a logical way? What patterns do you notice?
Lee was writing all the counting numbers from 1 to 20. She stopped for a rest after writing seventeen digits. What was the last number she wrote?