When the earth moves
by Sandra Friend · 2000

Describes and explains the geological phenomena of earthquakes, landslides, sinkholes, quicksand, and avalanches.
Juvenile literatureEarth movementsEarth (planet), juvenile literatureEarth (planet)
by Sandra Friend · 2000

Describes and explains the geological phenomena of earthquakes, landslides, sinkholes, quicksand, and avalanches.