William Playfair, the father of data visualisation, changed the way we understand information. His bar graphs, pie charts, ...

This VU meter uses Nixie tubes as the display. There are a total of fourteen IN-13 bar graph tubes that map out the audio spectrum. The build uses purely hardware for the display; no ...

Count and graph worksheets help young learners develop early math skills by practicing counting, organizing data, and interpreting simple bar graphs in a fun and interactive way. Designed for ...

Bar graphs are used to show sets of data in more specific categories. 32 students were asked which season was their favourite. The table shows the results. Construct a bar chart that represents ...

“Imagine a pie chart that shows Visuals at 42 percent, Numbers at 36 percent, Stupid Jokes at 15 percent and Random Complaints at 7 percent. Now let’s convert that to a bar chart.” ...

Far from it, in fact — the smoothly animated bar graph displays alphanumerics look fantastic. What’s cool about this is that he accomplished all this without resorting to custom characters.