PSLE Science study plan

List the five PSLE Science syllabus themes (Diversity, Cycles, Systems, Interactions, Energy) and map each theme to its sub-topics so you can locate any concept quickly.

Define and contrast the core process skills tested in PSLE Science, including observing, comparing, classifying, inferring, predicting, and analysing, with one original example each.

Practise identifying the process skill demanded by a question stem by sorting 20 short stems into skill categories and justifying each placement.

Build a personal glossary template with columns for term, definition in your own words, example, and common misconception.

Explain the characteristics of living things and classify unfamiliar organisms using observable features rather than names.

Construct and interpret simple classification keys, then write your own key for eight everyday objects or organisms.

Describe the diversity of materials and compare their properties such as hardness, flexibility, and water permeability with evidence.

Distinguish between a fair test and an unfair test by identifying the changed, measured, and kept-same variables in given setups.

Answer five data-interpretation questions on tables and bar charts, stating the pattern and the supporting evidence.

Trace the life cycles of a flowering plant and a mammal, naming each stage in correct order and sequence.

Compare complete and incomplete metamorphosis in insects and state which stage causes damage to crops.

Explain how the three states of matter differ in arrangement and movement of particles, and use this to explain observed changes.

Describe the water cycle stages and explain how each stage depends on heat energy and gravity.

Interpret a life-cycle or water-cycle diagram and write a three-sentence explanation of what would happen if one stage were removed.

Describe the functions of the main plant parts and explain how their structures suit those functions.

Explain how the human digestive, circulatory, and respiratory systems work together to deliver and use oxygen and nutrients.

Distinguish a system from a non-system by testing whether parts interact to perform a function.

Compare plant and human transport systems, listing two similarities and two differences with reasons.

Answer three structured questions requiring you to explain a structure-function link rather than recall a name.

Explain how forces (friction, gravity, elastic, magnetic) affect the motion and shape of objects in everyday situations.

Predict whether an object will float or sink using density comparisons, and justify the prediction with reasoning.

Describe how light travels and explain reflection, shadow formation, and why objects are seen in given scenarios.

Explain how heat flows from hotter to cooler regions and apply this to conduction, convection, and radiation examples.

Design a fair test to compare how well two materials insulate heat, stating all three variable types.

Describe how organisms interact within a community, including competition, predation, and mutualism, with one local example each.

Construct food chains and a food web from a given organism list, then predict the effect of removing one organism.

Explain how adaptations help organisms survive in specific habitats and link each adaptation to a survival need.

Analyse how human activity such as deforestation or pollution disrupts an ecosystem, tracing the effect through a food web.

Interpret a graph of population change and write a conclusion supported by two data points.

Explain the forms of energy and describe energy conversions in at least six everyday devices.

Apply the idea that energy is conserved but can be wasted, and evaluate which device is more efficient using given data.

Describe how electricity flows in series and parallel circuits and predict the effect of adding or removing a bulb.

Interpret circuit diagrams and identify open circuits, short circuits, and faulty connections.

Explain the difference between heat and temperature using particle reasoning and correct common misconceptions.

Synthesise all five themes by answering two full-length mixed-topic practice papers under timed conditions.

Classify every error from the practice papers by theme and by error type (knowledge gap, misread stem, weak explanation).

Rewrite five weak answers using the claim-evidence-reasoning structure and compare the before and after versions.

Consolidate a one-page summary sheet of the ten most frequently confused concepts with a clarifying sentence for each.

Set a revision schedule for the final week that revisits only your flagged weak areas.