HTML5 canvas based demo app for explaining slope to students
Question
Harry started his journey from his home to zoo.First, he drove 70 m in 7 seconds. Then he waited for 4 seconds on the red light. After that he drove his car to coffee shop which was 70 m from red light for 14 seconds. Finally, he covered 90 m in 9 seconds to reach the zoo.

Now, you have to plot the graph for his journey. Press the buttons displayed below for more functionality.

your browser doesn't support canvas.