This activity follows on from Charting Success and is aimed at secondary students (Key Stages 3 and 4 ).

Detailed teachers' notes for this activity, including worksheets and powerpoints of the graphs, are available on our NRICH website.



Further information

If you're finding hard to get started, try looking at this hint.

Detailed teachers' notes for this activity, including worksheets and powerpoints of the graphs, are available on our NRICH website.