1. http://nrich.maths.org Charting Success What information can you deduce from each diagram? Are the diagrams effective in communicating the information? Are there any diagrams where you think the data is not represented clearly or effectively? How could you improve them?

2. http://nrich.maths.org Are there any diagrams where information is missing? Can you think of a way of presenting the data that would include that information in a clear and effective way? Who might have created each diagram, and for what purpose do you think they created it? Can you think of others who might be interested in using the same data in a different way?

3. http://nrich.maths.org Scatter plot showing Federer's first serve landing points

4. http://nrich.maths.org League positions of teams in a football league during a season

5. http://nrich.maths.org Average speed and altitude of the terrain for a runner's 14 minute workout

6. http://nrich.maths.org "Worm Graph" showing runs scored by two sides in a game of cricket

7. http://nrich.maths.org "Wagon-wheel" chart showing where runs were scored in the first part of a cricket game