Dad, how does it work?
You hear about earthquakes and it sounds scary. Like the ground suddenly shakes for no reason. But then someone says the Earth is always moving… even when nothing is shaking. Wait… what does that even mean? If the ground moves, why don’t you feel it? And is that the same thing that causes earthquakes?
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Rekisteröidy nyt ja liity Dad, how does it work?-yhteisöön!