| Purple pen | Teacher comments |
| Green Pen | Child self-editing |
| I | Child independent work |
| TC | Teacher conference |
| VF | Verbal feedback |
| ↑ | Upgrade the word |
| ü | I like this |
| üü | I like this a lot |
| Next steps | |
| Sp | Spelling error |
| P | Punctuation error |
| ? | Have another look at this section or question |
