| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free space books for kids | 0.65 | 1 | 8376 | 7 |
| free space books for kids pdf | 0.56 | 0.7 | 1596 | 69 |
| books for kids about space | 0.45 | 1 | 6249 | 35 |
| best space books for kids | 0.5 | 0.6 | 7314 | 69 |
| free books about space | 0.45 | 0.6 | 4712 | 80 |
| space related books for kids | 0.85 | 0.7 | 9670 | 5 |
| books about space for children | 0.67 | 0.5 | 6381 | 21 |
| space themed books for kids | 1.35 | 0.7 | 5241 | 33 |
| space books for toddlers | 0.72 | 0.9 | 5958 | 84 |
| space books for preschoolers | 1.72 | 0.5 | 4833 | 52 |
| space book for kids pdf | 1.36 | 0.1 | 7756 | 19 |
| space books free download | 1.17 | 0.4 | 7121 | 30 |
| space books for preschool | 0.24 | 0.4 | 283 | 34 |
| online space free books | 1.95 | 0.1 | 4957 | 96 |
