| topmarks uk word families | 1.16 | 0.5 | 313 | 25 | 66 |
| fact families to 20 topmarks | 1.96 | 0.4 | 6740 | 28 | 38 |
| topmarks number fact families | 1.97 | 0.4 | 6799 | 29 | 45 |
| topmarks number facts number fact families | 1.11 | 0.5 | 7723 | 42 | 47 |
| topmarks maths fact families | 0.79 | 0.4 | 3458 | 28 | 100 |
| top 25 word families list | 0.13 | 0.4 | 1853 | 25 | 61 |
| www.topmarks.co.uk | 0.09 | 0.6 | 2376 | 18 | 69 |
| topmarks.co.uk | 1.44 | 1 | 5278 | 14 | 9 |
| fact family top marks | 0.01 | 0.6 | 7874 | 21 | 19 |
| number fact families topmarks | 1.16 | 0.9 | 738 | 29 | 10 |
| family facts top marks | 1.88 | 0.1 | 1808 | 22 | 68 |
| fact families to 100 | 0.46 | 0.5 | 7393 | 20 | 4 |
| fact families to 10 | 0.29 | 0.7 | 2811 | 19 | 33 |
| most families i know | 0.7 | 0.7 | 2132 | 20 | 49 |
| topmarks count to 20 | 0.47 | 0.6 | 110 | 20 | 90 |
| list of fact families | 1.18 | 1 | 1461 | 21 | 69 |
