I had a friend who once amazed me by writing a basketball game for the TI-81 graphing calculator. This, however, is an order of magnitude more impressive. Gossamer is a web browser for the TI-83+ ...

A time graph is a line graph which shows you data that has been collected over a period of time. There is a title which tells you what the data in the time graph is about. The horizontal (X) and ...

[Photo: Christopher Mitchell] A quick show of hands: How many of you used a graphing calculator in school? Now, how many of you used it more to play games than to solve problems? If you still happen ...

It’s not Apple IIs, and it’s not Raspberry Pis. The most important computing platform for teaching kids programming is the Texas Instruments graphing calculator. These things have been around in one ...

A line graph is used to spot trends in data over time. In order to produce a line graph, data is required. The data often comes in the form of a table. A student recorded how much time they spent ...