Willow Tree
Bar Graphs
Circles, lines, dots, boxes: graphs come in all shapes in sizes. Scholars learn how to make a bar graph using univariate data. They also analyze data using those bar graphs.
Willow Tree
Histograms and Venn Diagrams
There are many different options for graphing data, which can be overwhelming even for experienced mathematcians. This time, the focus is on histograms and Venn diagrams that highlight the frequency of a range of data and overlap of...
It's About Time
Volcanic Hazards: Airborne Debris
Pupils interpret maps and graph data related to volcanic ash. Then they analyze the importance of wind speed and the dangers of the ash to both life, air temperature, and technology.
University of Illinois
University of Illinois: Bar Graphs
Two bar graph examples are shown and explained at this website. You can learn what kind of data is best represented using a bar graph.
Math Is Fun
Math Is Fun: Histograms
Explains, with examples, what a histogram is, how it differs from a bar graph, and how to interpret one. Includes a set of practice questions.