INVENTIONS

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Across
  1. 3. tools strong tools made from metaL
  2. 8. machine Used to make books quickly
  3. 9. machine that uses heat to create movement
  4. 10. this is a round invention that helps things move
Down
  1. 1. you can use this for direction
  2. 2. the Romans invented this building material
  3. 4. this is a way to record language
  4. 5. when it is dark, this gives us light
  5. 6. without this we would be lost
  6. 7. something you can write on