Estimate lengths and distances to the nearest metre and check by measuring
| 1. | The Mouse Trap 1 - measure with and count 1m units | |
| 2. | Under the Ruler 2 - measure to the nearest m | |
| 3. | Under the Ruler 1 - measure to the nearest m | |
| 4. | Height of a House - measure and count using m units | |
| 5. | That's Far Enough 3 - measure with and calculate length in units of 2m |