Diary Entry Writing for the NSW Selective Test 2026
Diary entry writing is one of the text types that regularly appears in the NSW Selective High School Placement Test writing section. It's a format many students underestimate — it looks easy on the surface, but the most common response markers see is a plain list of events with no emotional depth. That's what separates average from high-band.
This guide explains exactly what a selective-standard diary entry looks like, what markers want to see, and how to avoid the mistakes that cost students marks.
What is diary writing in the selective test?
The 2026 NSW Selective test includes a single 30-minute typed writing task worth 25% of your total score. When the prompt asks for a diary entry, it might look like:
- *"Write a diary entry about a day you were brave."*
- *"Write a diary entry about your first day somewhere new."*
The task might explicitly say "diary entry", or it might describe a personal experience scenario where a diary format is the most appropriate response. Either way, the marker is looking for a piece of writing that sounds like a real person reflecting on a real experience — not a story told about someone else, and not a formal essay.
How to structure your diary entry
1. Date and greeting (optional but recommended)
Open with a date and *"Dear Diary,"* — this immediately signals to the marker that you understand the genre. It takes two seconds and scores you genre convention marks.
2. Opening paragraph
Set the scene quickly. Where are you? What happened today? What's your overall emotional state as you sit down to write? This doesn't need to be long — two to three sentences to orient the reader and create immediate emotional stakes.
3. Body paragraphs (2–3)
Narrate the key events of the day in roughly chronological order, but weave in your thoughts and feelings throughout. Don't just describe what happened — explain how it made you feel, what you were thinking, what surprised you. This is what separates a diary from a plain recount.
4. Closing reflection
End with a reflection — what did you learn from today? How do you feel now compared to how you felt at the start? What do you hope happens next? A strong diary ending shows the writer has grown or changed, even slightly.
What markers look for
For the selective test, markers assess ideas, purpose and audience, structure, and language accuracy. A diary entry demonstrates purpose and audience through its genre conventions. Markers want to see:
- First-person voice throughout — "I" not "she" or "he"
- Emotional depth — not just what happened, but how it felt and why it mattered
- Temporal sequencing — the reader should follow the timeline of the day naturally
- Reflective ending — some sense that the writer has processed the experience
- Personal, confiding tone — contractions and natural language are fine, but spelling and grammar must still be strong
- Diary conventions — date and greeting signal genre understanding immediately
Common mistakes to avoid
1. Writing a story instead of a diary
The most common mistake. Students write in third person with dialogue and plot — it reads like a short story, not a personal diary. Stay in first person throughout.
2. Listing events without feelings
*"First we did this. Then we did that. After lunch we went there."* — this is a plain recount, not a diary. Every event needs an emotional response attached to it.
3. Inconsistent tense
Diary entries are usually written in past tense (*"Today I felt..."*) with occasional present-tense reflections (*"Right now I can't stop thinking about..."*). Switching back and forth randomly confuses the reader and costs marks.
4. Tone that's too formal
Diary writing should sound like a real person talking to themselves. If it reads like an essay, you've missed the genre entirely. Natural contractions (*"I couldn't believe it"*, *"I didn't know what to do"*) are appropriate here.
5. Forgetting the greeting
Omitting *"Dear Diary"* is a small thing that signals you haven't fully engaged with the format. It takes two seconds to write.
What separates a high-band diary from an average one
| High-band | Average |
|---|---|
| Dives into a clear situation with immediate emotional stakes | Generic opening that delays the story |
| Balances events with feelings and reflection | Lists events with almost no emotional content |
| Consistent first-person voice and past tense | Tense shifts and occasional third-person slips |
| Specific, vivid details that make the experience feel real | Vague, generic descriptions |
| Reflective ending that shows change or insight | Abrupt ending or simple summary |
| Diary conventions present (date, greeting) | No greeting or format markers |
High-band diary entries make the reader feel like they're reading a real person's private thoughts — not a school exercise dressed up in diary format.
How much to write
NSW Education doesn't specify a word count. Most selective-prep providers recommend aiming for 250–320 words in 30 minutes — enough to develop the emotional arc without rushing or padding. A diary entry that's too short feels thin; one that's too long often loses structure.
Spend 2–3 minutes planning: decide on your scenario, jot down the 2–3 key moments you'll write about, and note what emotion you'll end on.
Practice tips
- Read real diary-style writing — published diaries, first-person memoir extracts, and diary-format children's fiction all demonstrate what authentic personal voice sounds like.
- Practise adding feelings to events — take a simple event (e.g. *"I missed the bus"*) and write a paragraph about it that includes what you saw, what you thought, and how you felt. This is the core skill diary writing tests.
- Write under timed conditions on a computer — the real test is 30 minutes, typed. Practising by hand doesn't prepare you for the typing speed required.