| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| best books about space | 1.3 | 0.8 | 3190 | 81 | 22 |
| best | 0.25 | 0.6 | 5279 | 98 | 4 |
| books | 0.23 | 0.5 | 1672 | 23 | 5 |
| about | 0.07 | 0.1 | 8913 | 16 | 5 |
| space | 1.6 | 0.4 | 3907 | 21 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best books about space | 1.98 | 0.1 | 4979 | 73 |
| best books about space exploration | 1.78 | 1 | 4167 | 68 |
| best books about space for kids | 0.8 | 0.3 | 8385 | 45 |
| best books about space race | 1.3 | 0.7 | 8887 | 12 |
| best books about space travel non fiction | 0.52 | 0.2 | 1849 | 62 |
| best books about space science | 0.29 | 0.5 | 4718 | 65 |
| best preschool books about space | 0.07 | 0.8 | 7080 | 47 |
| best books to read about space | 1.7 | 0.3 | 9029 | 80 |
| best books to learn about space | 0.26 | 0.8 | 6813 | 23 |
| best fiction books about space | 1.62 | 0.6 | 5771 | 82 |
| best picture books about space | 0.4 | 0.4 | 6259 | 85 |
| best books about nasa space program | 1.03 | 0.3 | 7378 | 16 |
