A bar chart is a diagram that uses rows of horizontal or vertical bars to show information. The title tells you what the bar chart is about. The vertical and horizontal lines are called axes. The ...

Linear equations can be shown on a graph. Find out how to create one in this Bitesize KS3 maths video. A quadratic function can be drawn as a parabola on a graph. Find out how to plot the graph in ...

Racing bar charts can be a useful way to visualize comparative data over time. There are a number of ways to create them in R, including combining ggplot with gganimate or using echarts4r. But the ...