Resource 3: Charts and Graphs
Bar charts are good for representing categoric data (data that fits into separate
They are easy for pupils to draw, as they do not have to do calculations, but only
read off 'how high' to go from the scale.
Working choosing and using the correct scale is a key learning activity in early
work with bar charts.
Pictograms are a variation of a bar chart, where the pupil draws pictures
(e.g 8 dogs) instead of a bar.
Pie charts are good for representing categoric data
(data that fits into clearly separate groups).
They are especially useful for seeing what proportion of
the whole is represented by a particular category.
Making a pie chart is quite complicated for young
They have to work out the relationship between the
numbers they have counted, and the angle required in
the pie chart.