Intellectual Revolutions

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Across
  1. 2. Mineral that mayans used in weaving cloth
  2. 4. traditional medicine practice by the chinese
  3. 6. the empire that has paved stone roads
  4. 8. of evolution Charles Darwin's famous work
  5. 9. one of the reasons India's known for
  6. 11. the most important invention of chinese
  7. 12. medication that the aztec use to prevent spasma
  8. 15. knowledge that traced to indus valley
  9. 21. they are known for manufacturing iron
  10. 23. Frued the founder of psychoanalysis
  11. 24. Aztec's agricultural technology that they use in farming
  12. 26. Aztec's tribute to their gods
  13. 27. bone the lunar calendar of african tribe
  14. 29. term that algebra derived from
  15. 30. known for traditional medicines
Down
  1. 1. a knotted rope that keep records
  2. 3. Calendar used in planning their activities, rituals and planting season
  3. 5. by-product of cacao that aztecs use
  4. 7. Muhammad ibn Musa al-Khwarizmi's mathematic concept
  5. 10. Anatomy medical discovery of Egypt
  6. 13. they implemented the mandatory education
  7. 14. other medical discovery of Egypt
  8. 16. they have three types of calendar
  9. 17. light narrow boat used for travelling
  10. 18. ruler use to measure length to a high degree of accuracy
  11. 19. Copernicus Author of De revolutionibus orbium coelestium
  12. 20. result from the experiment of taoist monks that wanted to create a elixir of life
  13. 22. Darwin famous for the theory of evolution
  14. 25. ploughagricultural tool invented by chinese
  15. 28. they built hydraulics systems with sophisticated waterways to supply water