Across
- 6. teacher of mathematics and astronomy
- 7. he predicted the solar eclipse
- 8. clear and ordered thinking
- 10. inventor of the water screw
- 12. method Questioning to stimulate critical thinking.
Down
- 1. a person who study's philosophy
- 2. ancient Greek philosopher
- 3. screw brings water from lower level to higher level
- 4. Greek philosopher and mathematician.
- 5. the greatest Greek doctor
- 9. one of the worlds greatest machinations
- 11. one of the greatest thinkers