School’s almost here, which means so’s the task of buying school supplies. If you’re a high school or college student—or if you’re buying stuff for someone who is—one of the items on that list is ...

There’s a lot of talk about CAD software these days, and don’t get us wrong, they’re an essential tool of the trade. But for roughing out an idea, nothing tops paper and a pencil. Even the back of a ...

Real life situations such as travelling over time and across distance can be drawn on a graph. Exact distances and times are plotted on the graph. These are shown as co-ordinates. These points are ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. PRESENTER: In graph paper programming, we help explain how coding works by trying to help people ...