The one single thing pie charts are good at is when you're comparing 2-3 different data points with very different amounts of information. That's it. And when you get down to it, ...

If the walking slice is half of the pie chart, it means 50% of children walk. If the bus slice is a quarter of the pie, it means 25% of children take the bus. There are 40 children in Year 6.

There were 29 entries to the first part of the contest which consisted of presenting alternatives to a pie/donut chart and 28 entries to the second part of the contest which was visualizing a table.

Pie charts look cooler than other kinds of charts. They're based on pie, after all, and seem less accountant-like than bars, bubbles, and lines. They . Skip to Main Content.