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'Diagrams' printed from https://nrich.maths.org/
Have a look at the diagram below:
Now scroll down so that you can't see the diagram anymore.
Without looking up again ...
- Can you describe the picture?
- What shapes was it made up of?
- How would you go about drawing it?
- How many squares do you think there were?
You may now want to look at the diagram again. Do you notice
things that you didn't see before?
Now look at this image:
Try the same thing: Now scroll down so that you can't see the
diagram anymore.
Without looking up again ...
- Can you describe the picture?
- What shapes was it made up of?
- How would you go about drawing it?
- How many triangles do you think there were?
You may now want to look at the diagram again. Do you notice things
that you didn't see before?