AC9S3U01 • Year 3 Science

AC9S3U01: Compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals

compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals

What students learn in AC9S3U01

Students learn to compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals. They use the visual model, precise vocabulary and evidence to explain and apply the concept.

Learning routine: Observe → Model → Investigate → Record → Explain

Success looks like

  • Recognise living
  • Use non-living
  • Explain life cycle
  • Apply in a new context
  • Justify with evidence
Key vocabulary
living thing
an organism that carries out life processes
non-living
not carrying out all life processes
life cycle
the ordered stages of an organism’s life
Concept models and worked thinking

Classify using several living characteristics

seedling: grows and needs waterrock: does not grow by life processesbutterfly: develops and reproduces
use more than one characteristic

Use the labels and relationships in the model to explain the central idea.

  1. Read every label and identify what each quantity or feature represents.
  2. Describe the relationship shown by the model.
  3. Check that the conclusion answers the original question.

Compare a plant and animal life cycle

1seed / egg
2young organism
3growth and development
4adult
5reproduction

Transfer the idea to a new example and justify the choice with evidence.

Apply the same relationship to the new context, then justify the answer using the labels and evidence shown.

Curriculum coverage and elaborations

The content description and elaborations below show the curriculum ideas taught in this unit. Items marked as teaching context support lesson planning.

  • Content description: compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals
  • E1: classifying a collection of objects as living, once living or non-living and explaining their reasoning
  • E2: observing and describing differences between metamorphic (such as butterflies, beetles or frogs) and non-metamorphic life cycles of animals, including humans
  • E3: comparing the physical characteristics of an animal such as a frog or moth with its activity at different stages of its life cycle
  • E4: representing stages of a plant or animal’s life cycle using drawings, digital photographs, graphic organisers or concrete materials
  • E5: investigating how First Nations Australians understand and utilise the life cycles of certain species (teaching context)
Cultural safety for First Nations elaborations

Use reliable, community-approved sources and identify the specific Nation, People or community where the source does. Do not present diverse First Nations knowledges as one generic tradition. Follow local cultural and intellectual property protocols before reproducing cultural material or inviting community participation.

Guided learning activities

1. Model and notice

Use the visual model to identify living, then explain the important features.

seedling: grows and needs waterrock: does not grow by life processesbutterfly: develops and reproduces
use more than one characteristic

2. Apply and compare

Apply non-living to a new example and compare the result.

1seed / egg
2young organism
3growth and development
4adult
5reproduction

3. Create and explain

Create an example using living, non-living and life cycle.

livingnon-livinglife cycle
Revision Notes

Core idea: Students learn to compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals. They use the visual model, precise vocabulary and evidence to explain and apply the concept.

Remember

  • Recognise living
  • Use non-living
  • Explain life cycle
  • Apply in a new context
  • Justify with evidence

Important questions

  • Which evidence best shows that a seed is living? Explain using the model or evidence above.
  • Complete the characteristic. Explain using the model or evidence above.
  • Explain classify using several living characteristics. Explain using the model or evidence above.
  • Correct: Movement always means living. Explain using the model or evidence above.
How to use this unit

Read the topic guide and use the teacher slide for instruction. Students can then use the worksheet for written work, open Practice for supported feedback, or take the Test when they are ready.

AC9S3U01 teacher slide

Teacher resource

Use this one-page PDF to introduce the key idea, vocabulary and teaching sequence before students begin the activities.

Open Classroom View
Common misconceptions
  • Movement always means living — Cars and clouds can move without carrying out all life processes.
  • Feature named without effect — Explain how the feature changes meaning or outcome.
  • One example treated as a rule — Test the idea with another example.
International curriculum mapping

This table gives closest-topic mapping for search and planning. The Australian Curriculum code is exact; overseas entries are broad equivalents because each jurisdiction structures outcomes differently.

RegionCurriculumClosest mapping
AustraliaAustralian Curriculum v9.0AC9S3U01 — compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals
VictoriaVictorian Curriculum F-10Year 3 Science: closest match in Biological sciences. Use this page as a VIC-aligned practice and worksheet reference.
NSWNSW CurriculumStage 2 Science: closest content focus for Compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals and related outcomes.
United StatesCommon Core / NGSSGrade 3 NGSS science closest topic match for Compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals.
England / UKNational CurriculumKey Stage 2 / Year 3: closest programme-of-study match for Compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals.
CanadaProvincial and territory curriculaGrade 3 closest topic match. Canada varies by province, so use this as a broad Ontario/BC-style learning outcome reference.
New ZealandNew Zealand CurriculumLevel 2 Science: closest achievement-objective topic for Compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals.
IndiaNCERT / CBSEClass 3 closest NCERT/CBSE topic match for Compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals.
🎥 Optional Video Lesson

The SkillrHub lesson remains the primary learning resource. This optional video reinforces the explanation; you can complete the lesson and practice without watching.

Back to the lesson

Before you watch:

  • Pause after each worked example.
  • Try the examples yourself.
  • Return to the SkillrHub lesson before continuing.
Recommended: What Makes Something "Alive"? | Biology for Kids

SciShow Kids — Use several characteristics to decide whether something is living.

As you watch: Why is movement by itself not enough to decide whether something is alive?

Load video player Loads YouTube in this lesson. See the video notice below.

Try it: Compare a seed, a toy car and a growing plant. Explain which observations would help you decide whether each is living.

Video unavailable, inaccurate or unsuitable for this year? Report a video problem to SkillrHub by email. You can continue with the written lesson and practice resources.

Another explanation: How Does A Seed Become A Plant? | Backyard Science | SciShow Kids

SciShow Kids — See the early stages as a seed grows into a plant.

As you watch: What changes can you observe as a seed begins to grow?

Load video player Loads YouTube in this lesson. See the video notice below.

Try it: Draw a seed-to-seedling sequence, then compare it with the early stages of an animal life cycle from your lesson.

Video unavailable, inaccurate or unsuitable for this year? Report a video problem to SkillrHub by email. You can continue with the written lesson and practice resources.

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Curriculum equivalents: Victoria, NSW and international

Curriculum equivalents for Characteristics of living and non-living things and examine the differences...

Mapped skill: compare characteristics of living and non-living things and examine the differences between the life cycles of plants and animals

These references identify matching or closely related learning. Curriculum sequence, terminology and depth vary, so teachers should use the mapped skill and lesson difficulty to confirm suitability.

RegionCurriculum frameworkClosest level or code
AustraliaAustralian Curriculum v9.0AC9S3U01 · Year 3
VictoriaVictorian Curriculum F–10 Version 2.0 — ScienceVC2S4U01 + VC2S4U02 · Levels 3–4
New South WalesNSW Science and Technology K–6 Syllabus (2024)ST2-SCI-01 · Stage 2
United States (USA)Next Generation Science Standards (NGSS)Grade 3
Canada (Ontario)Ontario Curriculum — ScienceGrade 3
United Kingdom (England)National Curriculum in England — ScienceYear 4, Key Stage 2
IndiaNCERT / CBSE — ScienceClass 3

Australian Curriculum v9.0 is the canonical source for this SkillrHub lesson. Victoria and NSW entries name the closest published state codes or outcomes; international entries are planning references rather than claims of identical curricula.

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Official curriculum references
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