| Answer | Crossword Clue |
|---|---|
| ARCHIMEDES | Early calculator of pi |
| ABACUS | Early calculator |
| Answer | Crossword Clue |
|---|---|
| ARCHIMEDES | Early calculator of pi |
| ABACUS | Early calculator |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.