Have you read all of it?

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Across
  1. 4. discovered static electricity
  2. 7. created life out of metal
  3. 9. something all ages can use
  4. 10. started farming with
  5. 11. used to look inside the human without opening them
Down
  1. 1. go there to check your health
  2. 2. easy way to communicate
  3. 3. used in many things we do
  4. 5. you can easily get around to places
  5. 6. used in cars
  6. 8. when we first started making tools of stone