| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| the ultimate book of optical illusions pdf | 1.36 | 0.3 | 3807 | 42 |
| the ultimate book of optical illusions | 0.15 | 0.1 | 4487 | 37 |
| optical illusion book series | 0.67 | 0.7 | 2094 | 96 |
| optical illusions book for kids | 2 | 0.8 | 8012 | 63 |
| printable optical illusions pdf | 1.96 | 0.7 | 7876 | 71 |
| the book of illusions pdf | 0.25 | 0.6 | 948 | 45 |
| amazing optical illusions book | 0.74 | 0.7 | 1026 | 40 |
| amazon optical illusion books | 1.72 | 0.3 | 1169 | 24 |
| optical illusion picture books | 1.94 | 0.9 | 240 | 93 |
| optical illusions for kids pdf | 0.41 | 0.7 | 6054 | 70 |
| optical illusion book series magic | 0.12 | 0.7 | 4628 | 75 |
| best books on world optical illusions | 1.72 | 0.5 | 3638 | 61 |
| optical illusions and their explanations | 0.04 | 0.9 | 7483 | 69 |
| best optical illusion books | 1.6 | 0.2 | 8646 | 41 |
| content writings on optical illusions | 0.13 | 0.5 | 5994 | 70 |
| optical illusions with answers | 1.12 | 0.5 | 7267 | 54 |
| according to optical illusions | 0.94 | 0.7 | 4946 | 62 |
| optical illusion in graphic design pdf | 1.06 | 0.4 | 5525 | 86 |
| optical illusions free online | 1.22 | 0.9 | 4827 | 67 |
| optical illusion in illustration | 0.89 | 0.5 | 6533 | 2 |
