Tarquin Pie Chart Scale (Single)
Out of stock
Clear plastic circle divided into 100 percentage points. 70mm in diameter. Printed on flexible hard-to-shatter plastic. (Also sold in packs of 10)
Useful for mathematics curriculum. For geography and other social sciences where teaching requires use of pie charts, the Tarquin Pie Charts scale assists greatly in focusing the student on the pie chart itself, without any requirement to explain the mathematics of the circle first.