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