| very | 9 | degree |
| in mathematical development | 6 | other |
| for learning and practicing basic techniques | 4 | purpose |
| puzzle → be → useful | 14 |
| puzzle → be → helpful | 13 |
| puzzle → be → welcome | 6 |
| puzzle → be → appreciated | 3 |
| negative | neutral | positive |
| 0.022 | 0.177 | 0.801 |
| Raw frequency | 36 |
| Normalized frequency | 0.428 |
| Modifier score | 1.000 |
| Perplexity | 307.392 |