National Numeracy Network > Teaching Resources > QR Websites

# QR Websites

We have compiled a collection of internet resources and activities that can be useful in teaching particular aspects of numeracy. If you know of websites you would like us to add to the collection, just use the simple submission form to tell us about them. You can also share activities of your own with other faculty interested in QR.

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Individual or groups of students are given a bag of M&M's. Students count how many of each color M&M are in the bag, then calculate class mean, median, and mode.

This site portrays a student/mentor conversation regarding common questions about mean, median, mode.

This site from the BBC offers a factsheet, activity, quiz, and worksheets illustrating concepts of averages.

An interactive activity that helps students see that the parts of a pie chart must add to 100%

This site lets students choose a form to display their own data in. Students are asked information that tests their knowledge about various graph making aspects (e.g. y-axis).

The War Resisters' League provides a modified pie chart illustrating the proportion of income tax revenues spent on defense, critiquing the official overview of government expenditures.

This applet lets students enter in their own data. The site calculates percents and displays a pie chart.

This site explains how to calculate weighted means in a more sophisticated manner, e.g., summations; includes an example.

Two sample data sets, which teachers can ask students to copy these data into Excel and create graphs.

Article that explains how to calculate percent change. Also provides example relating to murder statistics.