Challenging puzzle for experienced crossword solvers
Hidden Minds Behind Classic Puzzle Designs
Moderate difficulty suitable for most players
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Across
- 1. Inventor linked with a logic puzzle involving colored hats
- 2. First name of Rubik, creator of a famous twisty cube puzzle
- 4. Bulgarian puzzle inventor known for twisty mechanical challenges
- 6. Inventor Henry designed a logic puzzle named after this mental trait
- 8. A lesser-known German puzzlemaker famous in cryptic crosswords
- 11. Obscure puzzle creator pioneering modular mechanical puzzles
- 13. Female inventor credited with early word-based logic puzzles
- 14. Puzzle designer known for abstract pattern-based challenges
- 17. Creator of the classic sliding tile puzzle named after him
Down
- 3. Inventor recognized for creating intricate labyrinth and maze puzzles
- 5. Pioneered early numeric logic puzzles in the 20th century
- 7. Adjective often used to describe diabolically hard crossword compilers
- 9. Computer scientist who invented an algorithm integral to puzzle graph theory
- 10. Known for inventing complex paper folding riddles
- 12. Inventor of a popular mechanical twist puzzle from the 1980s
- 15. Inventor famed for elaborate contraptions often involving chain reactions
- 16. Authored several puzzle books and invented picture logic puzzles
- 18. Inventor of an early chess variant for two players sharing pieces
- 19. Indian puzzle inventor noted for numeric grid logic puzzles
Similar Crossword Puzzles
- Challenging puzzle for experienced crossword solvers
- Moderate difficulty suitable for most players
- A challenging crossword featuring lesser-known inventors who contributed uniquely to the world of puzzles.