How it works ?
1) Note the linear equation displayed (upper left corner).
2) Move the 2 LARGE WHITE POINTS around so that this line is the graph of this equation.
3) Check your graph by selecting the “Check Graph” checkbox. If you are not correct, keep trying until you are able to.
4) Once you get a problem correct, select the “New Problem” button.
5) Repeat steps (1) – (4) as needed.