Challenging puzzle for experienced crossword solvers
Classic Minds Behind Famous Riddles
Perfect for beginners with simple, common vocabulary
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Across
- 1. Last name of a famous philosopher and thinker
- 2. Famous mathematician known as the prince of math
- 5. A mysterious puzzle or riddle
- 6. Organ that solves puzzles and problems
- 7. Invented a code for telegraph messages
- 10. Naturalist known for ideas on evolution
Down
- 3. To solve or break a code
- 4. To form words with letters
- 8. A secret way of writing messages
- 9. A system of signals or symbols
- 11. Pieces used in some classic puzzles
- 12. Mathematician known for number theory
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