The world around us II

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Across
  1. 3. Something that has walls and a roof, such as a house, hotel or school
  2. 5. A large area of land where lots of trees grow close together
  3. 7. A hard cover that some animals have to protect their bodies. You often find empty ones on the beach
Down
  1. 1. Areas away from towns and cities
  2. 2. A large town
  3. 4. A low plant with flat green leaves that covers the ground
  4. 6. An area of land on a farm, especially one which is used for animals to eat or which is used for growing crops