Play a chart
One chart, on its own: draw what happens after 1995, then reveal the real values and see your score. Earth Science.
How did the annual count of confirmed volcanic eruptions that began worldwide change from 1990 to 2004?
Draw from the dotted line to the right edge. 9 points are hidden.
Drag from the dotted line to draw the rest.
0%Up to 1,000 points for how closely your line tracks the real one.
About this chart
- Category: Earth Science
- Series: 1990 – 2004
- Source: Smithsonian Global Volcanism Program (v5.3.5)
Every chart in the library can be played directly: open all charts and choose one, or press “Play this chart” on any chart page. For a five-chart set with a scored summary, use the full game.