Sophie’s World

123456789101112
Across
  1. 2. The Norse god wielding a hammer, associated with thunder.
  2. 4. The study of reality, existence, and knowledge.
  3. 7. The missing element in the theory of Empedocles (earth, air, fire, and .
  4. 10. The recipient of the mysterious birthday card linked to Sophie.
  5. 11. The fundamental question in the first mysterious letter: Who are ___ ?
  6. 12. A metaphysical term for an underlying reality.
Down
  1. 1. The Greek term Heraclitus used for the universal reason governing the cosmos.
  2. 3. The early Greek philosopher who claimed water was the fundamental substance.
  3. 5. The Greek philosopher who believed in constant change (flux).
  4. 6. Sophie’s secret place of contemplation in the garden.
  5. 8. The civilization where the shift from mythological to rational explanations occurred.
  6. 9. The Norse conception of the inhabited world, threatened by chaos.