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Aligned to MOE 2025 syllabus

Know exactly what PSLE will test

Browse every topic and learning objective across Maths, Science and English — mapped to the AL band each one differentiates, so you know what to study and what to skip.

Difficulty
Science13 topics · 45 learning objectives
01

Cycles

3 topics
Matter2 objectives
FoundationAL6–AL8

States of matter (solid, liquid, gas)

Properties and examples of each state

S-CY-01-01
StandardAL3–AL5

Changes of state

Melting, freezing, evaporation, condensation, boiling — conditions and everyday examples

S-CY-01-02
Water Cycle2 objectives
StandardAL3–AL5

Evaporation and condensation in nature

Role of sun and temperature; dew, rain

S-CY-02-01
AdvancedAL1–AL2

Role of water cycle in environment

Link to climate, ecosystems and human activity

S-CY-02-03
Life Cycles5 objectives
FoundationAL6–AL8

Life cycle of flowering plants

Germination, growth, flowering, pollination, seed dispersal

S-CY-03-01
StandardAL3–AL5

Life cycle of animals (complete metamorphosis)

Egg → larva → pupa → adult (butterfly, housefly)

S-CY-03-02
StandardAL3–AL5

Life cycle of animals (incomplete metamorphosis)

Egg → nymph → adult (grasshopper, cockroach)

S-CY-03-03
AdvancedAL1–AL2

Reproduction in plants

Sexual and asexual reproduction, pollination agents, seed dispersal methods Excludes: vegetative propagation (e.g. stem cutting), terms 'self-pollination'/'cross-pollination', pollen tube formation.

S-CY-03-04
StandardAL3–AL5

Reproduction in humans and mammals

Fertilisation, gestation, birth and parental care Excludes: foetal development, mechanism of obtaining air/food/water via umbilical cord.

S-CY-03-05
02

Diversity

2 topics
Diversity of Living Things4 objectives
FoundationAL6–AL8

Characteristics of living things

Basic characteristics of living things: need air, food, water; grow, respond to changes, and reproduce.

S-DV-01-01
FoundationAL6–AL8

Living vs non-living things

Classify objects based on characteristics of life

S-DV-01-02
StandardAL3–AL5

Classification of animals into broad groups

Groups include: mammals, birds, reptiles, amphibians, fish, and insects.

S-DV-01-03
StandardAL3–AL5

Classification of plants (flowering and non-flowering)

Seed plants, ferns, mosses, algae

S-DV-01-04
Diversity of Materials3 objectives
FoundationAL6–AL8

Properties of materials

Hardness, transparency, flexibility, magnetism, water absorption

S-DV-02-01
StandardAL3–AL5

Choosing materials for specific uses

Match properties to applications

S-DV-02-02
FoundationAL6–AL8

Comparing and classifying materials

Metals, plastics, wood, fabric

S-DV-02-03
03

Energy

3 topics
Forms of Energy2 objectives
FoundationAL6–AL8

Types of energy (heat, light, sound, kinetic, potential, electrical)

Identify and give examples of each form Excludes specific terms: chemical/gravitational/elastic potential energy.

S-EN-01-01
StandardAL3–AL5

Stored energy (potential) vs active energy (kinetic)

Gravitational potential energy; factors affecting kinetic energy

S-EN-01-02
Energy Conversion3 objectives
StandardAL3–AL5

Energy conversion in everyday situations

Identify input and output energy in devices

S-EN-02-01
AdvancedAL1–AL2

Photosynthesis as energy conversion

Light → chemical energy; link to food chains

S-EN-02-02
AdvancedAL1–AL2

Conservation of energy principle

Energy cannot be created or destroyed; energy losses

S-EN-02-03
Heat3 objectives
StandardAL3–AL5

Good and poor conductors of heat

Metals vs non-metals; applications of conductors/insulators

S-EN-03-01
FoundationAL6–AL8

Effects of heat on matter

Expansion and contraction; thermometer principle

S-EN-03-03
StandardAL3–AL5

Light energy

Reflection, refraction, shadow formation, transparent/opaque Excludes: refraction (not in syllabus) and terms 'transparent'/'translucent'/'opaque'.

S-EN-03-04
04

Interactions

2 topics
Forces5 objectives
FoundationAL6–AL8

Gravitational force

Weight vs mass; effect on falling objects

S-IN-01-01
StandardAL3–AL5

Frictional force

Factors affecting friction; useful and harmful friction

S-IN-01-02
StandardAL3–AL5

Elastic (spring) force

Compression and extension; Hooke's Law concept 'Hooke's Law' is not official terminology; scope is investigating effects of elastic spring force only.

S-IN-01-03
FoundationAL6–AL8

Magnetic force and magnets

Poles, attraction/repulsion, magnetic materials

S-IN-01-04
AdvancedAL1–AL2

Effects of forces on objects

Change in shape, speed, direction; balanced/unbalanced forces

S-IN-01-05
Environment Interactions5 objectives
FoundationAL6–AL8

Food chains

Producer, consumer, predator, prey; construct food chains

S-IN-02-01
StandardAL3–AL5

Food webs

Multiple food chains; effect of removing one organism

S-IN-02-02
StandardAL3–AL5

Adaptations of organisms

Physical and behavioural adaptations to habitat

S-IN-02-03
AdvancedAL1–AL2

Interactions within ecosystems

Predator-prey, competition, symbiosis; impact of change

S-IN-02-04
AdvancedAL1–AL2

Human impact on environment

Pollution, deforestation, conservation; suggest solutions

S-IN-02-05
05

Systems

3 topics
Plant Systems2 objectives
FoundationAL6–AL8

Parts of a plant and their functions

Root, stem, leaf, flower, fruit — functions of each

S-SY-01-01
StandardAL3–AL5

Photosynthesis

Equation, conditions needed, products; role of chlorophyll

S-SY-01-02
Human Body Systems4 objectives
StandardAL3–AL5

Digestive system

Organs, enzymes, absorption — mechanical and chemical digestion Official scope is parts (mouth, gullet, stomach, small/large intestine) and their functions; 'enzymes' and mechanical/chemical digestion distinction are not officially required.

S-SY-02-01
StandardAL3–AL5

Respiratory system

Lungs, diaphragm, gas exchange; inhalation vs exhalation Excludes: detailed respiratory structures (e.g. alveoli).

S-SY-02-02
StandardAL3–AL5

Circulatory system

Heart, arteries, veins, capillaries; role of blood Excludes: detailed circulatory structures (e.g. heart chambers and valves).

S-SY-02-03
AdvancedAL1–AL2

Interaction between body systems

How digestive, respiratory and circulatory systems work together

S-SY-02-04
Electrical Systems5 objectives
FoundationAL6–AL8

Components of an electrical circuit

Battery, switch, bulb, wire — symbols and functions

S-SY-03-01
StandardAL3–AL5

Series and parallel circuits

Differences, advantages; current and brightness

S-SY-03-02
FoundationAL6–AL8

Open and closed circuits

Identifying breaks, switch positions

S-SY-03-03
StandardAL3–AL5

Electrical conductors and insulators

Test materials; relate to uses in everyday life

S-SY-03-04
AdvancedAL1–AL2

Factors affecting brightness / circuit design problems

Number of batteries/bulbs in series/parallel

S-SY-03-05

Independently developed. Not affiliated with, endorsed by, or associated with MOE Singapore or SEAB. Refer to official SEAB syllabus documents for authoritative requirements.