| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free kids science books online | 0.34 | 0.8 | 5731 | 1 |
| free science books online | 1.04 | 0.6 | 4914 | 37 |
| science for kids online free | 1.85 | 0.1 | 9171 | 69 |
| science books for kids | 0.53 | 0.4 | 169 | 24 |
| free science ebooks for kids | 1.74 | 0.8 | 1189 | 39 |
| science books for kids pdf | 0.41 | 0.4 | 9613 | 58 |
| book for kids on science | 1.87 | 0.8 | 9265 | 34 |
| science books for children | 1.29 | 0.8 | 7959 | 94 |
| free science books download | 1.99 | 0.4 | 3258 | 14 |
| children's books for science | 0.81 | 0.5 | 8370 | 10 |
| free online science fiction books | 0.83 | 0.7 | 7771 | 87 |
| science fiction books online to read free | 0.45 | 0.5 | 5861 | 28 |
| data science free online books | 0.78 | 0.6 | 4209 | 96 |
| 6th grade science book online free | 0.63 | 0.7 | 7849 | 48 |
| epub free books online science fiction | 1.87 | 0.6 | 1789 | 55 |
