Chinese Inventions

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