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Year 4 Science report comments (Australian Curriculum v9)

Short answer: A strong Year 4 Science comment names what the student can do against the v9 achievement standard, adds one specific detail from their work, and ends with a next step. Use the 10 free comments below as starting points: replace [Name], pick the tier that matches your evidence, and edit each one to fit the student.

In Year 4, the v9 Science achievement standard asks students to explain the roles of producers, consumers and decomposers and build food chains, describe the water cycle, identify contact and non-contact forces and their effects, and link the uses of materials to their properties. In inquiry they plan with fair-test elements, make accurate formal measurements and represent data. By Semester 2, the standard describes what students should be able to do by the end of the year, so it's the right yardstick for these comments.

10 free Year 4 Science report comments

Taken from our full comment bank. Replace [Name] with the student's name. They use no gendered pronouns. The tier column follows a common mapping (Above ≈ A/B, At ≈ C, Working towards ≈ D/E), but your school's moderation decides the grade.

Strand	Tier	Comment
Semester 2 opener	At	[Name] has shown a good understanding of the Science concepts explored in Semester 2.
Biological sciences	Above	[Name] explains the roles of producers, consumers and decomposers in a habitat in detail and constructs accurate food chains for a range of habitats.
Earth and space sciences	At	[Name] identifies the key processes of the water cycle and describes how water moves through the environment.
Physical sciences	Working towards	With support, [Name] identifies simple pushes and pulls and is beginning to describe how they make objects move.
Chemical sciences	At	[Name] describes the properties of natural and made materials and explains why some are chosen for particular uses.
Science as a human endeavour	At	[Name] explains the role of data in science inquiry and identifies solutions based on scientific explanations.
Science inquiry	Above	[Name] poses insightful questions to identify patterns and relationships and makes predictions grounded in careful observation.
Science inquiry	At	Using a planning scaffold, [Name] plans investigations, identifies key elements of a fair test, works safely and makes formal measurements.
Science inquiry	Working towards	With support, [Name] asks simple questions about what has been observed and is beginning to make predictions from them.
Next step	At	[Name] would benefit from practising how to present data in tables and graphs.

Free tool: build a Year 4 comment from these samples. Pick strands and tiers, add a first name and pronoun, and copy a paragraph with a live word and character count.

Worked example: putting a comment together

An opener, two strand comments and a next step, for a fictional student at the standard:

Leo has made sound progress in Science this semester. Leo identifies producers, consumers and decomposers in a habitat and constructs simple food chains. Leo poses questions to identify patterns and makes predictions based on observations. A next step for Leo is to use more precise scientific vocabulary when explaining results.

50 words, 329 characters including spaces. Before using it for a real student, swap one general phrase for a specific detail, such as the investigation they ran or a question they asked.

How to write a Year 4 Science report comment

Start from your evidence, not the comment bank. Decide the student's level for each strand you taught from work samples and assessments, then find wording that matches.
Only comment on what you taught this semester. Most classes cover one or two Science understanding sub-strands per term, plus inquiry. Leave out the rest.
Use a simple structure. Opener, one or two strand comments, then one next step. Keep the tone of the opener consistent with the grade.
Add one specific detail. A named investigation, model or question makes a bank comment sound like it was written about this child.
Write for parents. Keep curriculum codes out of the report and explain any technical term the student used.
Check the length early. Many reporting systems cap characters per subject. Paste one finished comment in before you write the rest.
Read every comment aloud once. It catches repeated sentence openings, the wrong name and comments copied across a whole class.

What to look for in Year 4 work samples

Food chains or webs the student built, and whether they could explain each organism's role.
Water-cycle diagrams with the processes named and explained, not just labelled.
Force investigations (push, pull, friction, magnets, gravity) and how the student described the effect on movement.
Material-testing tasks where the student linked a property (waterproof, flexible, strong) to a use.
Measurements in standard units and the table or graph made from them.

Vocabulary that signals the Year 4 standard (use it only if the student actually used it): producer, consumer, decomposer, food chain, evaporation, condensation, precipitation, contact force, non-contact force, friction, property, accurate measurement.

What's new in Year 4 inquiry: Year 4 is the step up to formal units of measurement and to checking whether a test was fair. If a student measured accurately but couldn't say whether the test was fair, that's useful detail for a next step.

Year 4 Science in v9 at a glance

Each line paraphrases part of the Year 4 Science achievement standard and content descriptions on the Australian Curriculum website. The full pack has six comments for each of these, and nine for inquiry.

Biological sciences: roles in a habitat and food chains (AC9S4U01): Identify what producers, consumers and decomposers do in a habitat, and build food chains.
Earth and space sciences: the water cycle (AC9S4U02): Identify the main water-cycle processes and describe how water moves through the environment.
Physical sciences: forces (AC9S4U03): Identify forces acting on objects, including contact and non-contact forces, and describe their effects.
Chemical sciences: properties and uses of materials (AC9S4U04): Link the uses of natural and made materials to their properties.
Data and science-based solutions (AC9S4H01, AC9S4H02): Explain why data matters in science, and identify science-based solutions and the needs they meet.
Questioning, investigating, analysing and communicating (AC9S4I01-AC9S4I06): Ask questions and predict; plan with scaffolds, including fair-test elements and safety; make accurate formal measurements; represent data; assess fairness; communicate for an audience.

Common mistakes

Grade and comment don't match, such as "outstanding" next to a C, or "working towards" next to a B.
Commenting on a strand that wasn't taught or assessed this semester.
Describing activities ("we studied forces") instead of what the student can do.
Next steps that are too vague to act on, such as "keep trying hard".
Using Version 8.4 achievement standard wording if your school now reports against v9. Check which version your school uses.

Other year levels: Year 3 · Year 4 · Year 5 · Year 6

FAQ

Are these Year 4 Science comments aligned to Australian Curriculum v9?

They were written against the Australian Curriculum Version 9.0 Year 4 Science achievement standard and content descriptions, and each one was checked by hand against that standard. They are not official ACARA material, and your school's reporting policy and A to E descriptors come first.

Can I use these free comments in my reports?

Yes, for your own reporting. Edit each one so it reflects the student's actual work, and add one specific detail. A comment bank is a starting point, not a judgement of any child.

Were these comments written with AI?

Yes, with AI help. Mint drafted them with AI assistance, then checked and edited them by hand against the v9 achievement standard. Read every comment before you use it.

How long should a Year 4 Science report comment be?

Follow your school's guidance and any character limit in your reporting software. A common pattern is an opener, one or two strand comments and a next step, which comes to about 45 to 90 words. Paste your draft into the system early to check it fits.

Want the whole bank for Years 3 to 6?

The Year 3-6 Science Report Comments pack (A$9, made by us) has 183 original comments: 39 for each of Years 3, 4, 5 and 6, covering every v9 Science strand at Above, At and Working towards, plus 27 general openers, engagement comments and next steps. Gender-neutral, with a focus line and content description codes for each strand. Word, Google Docs-friendly Word, CSV for reporting software, and PDF. One-off price, instant download, 14-day refund with no questions asked.

See the full pack on Whop

Written with AI help and checked by hand against each v9 achievement standard. You don't need it to use the free comments on these pages.

Curriculum source: Australian Curriculum Version 9.0, Year 4 Science. © Australian Curriculum, Assessment and Reporting Authority (ACARA) 2010 to present, unless otherwise indicated. Material from the Australian Curriculum website (accessed 22 October 2026) was modified: focus lines and comments paraphrase the achievement standard. Licensed under CC BY 4.0. ACARA does not endorse any product that uses the Australian Curriculum or make any representations as to the quality of such products.

Disclosure: Mint sells the Science report comments pack mentioned above. Sample comments and guidance on this page were written with AI assistance and checked by hand against the v9 achievement standard; read and edit before use. Not affiliated with or endorsed by ACARA or any education department. Last updated 2026-10-22.