Chinese Inventions

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Across
  1. 2. A process for imprinting text/images on different backings like wood
  2. 5. Something used to measure earthquakes
  3. 8. Something that fuels our pens
  4. 9. A weapon that fires arrows faster and harder (thats what she said) than bows
  5. 11. Something made from trees
  6. 12. A frozen and tasty dessert
  7. 13. Something the ancient Chinese used to count with
Down
  1. 1. A device that shows the time of day using the suns position
  2. 2. What we use for larger numbers in our currency today
  3. 3. A style of writing that is used by asian countries
  4. 4. Something that uses magnetic force to work
  5. 5. A fibre that can be woven into textiles
  6. 6. Guns needed this to function(not sure if they still do)
  7. 7. A type of ceramic that is very tough
  8. 10. A seven shape-piece puzzle