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Science
11 sections available · 51 chapters available
Free Science study notes for IB Primary Years Programme (PYP) students. Each chapter covers a key topic with examples and practice prompts you can continue inside the thinka app.
Living things
Living and non-living things (3-5 years)
Plants: parts, growth and what they need (3-7 years)
Animal characteristics (3-5 years)
Plant and animal life cycles (5-7 years)
Habitats, food chains and ecosystems (5-9 years)
Human body systems and health (7-12 years)
Classifying living things (7-9 years)
Adaptations and biodiversity within ecosystems (9-12 years)
Grade 1
Grade 2
Sound
Light and Shadow
Earth and space
Weather and seasons (3-7 years)
Earth's place in the solar system (7-9 years)
Rocks, minerals and how people use them (7-9 years)
Earth's natural cycles and surface features (7-9 years)
Natural resources: finite and infinite (9-12 years)
Natural hazards and their impact on people (9-12 years)
Grade 3
Food Chains
Water Cycle
Forces and Motion
Materials and matter
Properties of everyday materials (3-7 years)
States of matter: solid, liquid and gas (5-9 years)
Changes in materials: reversible and irreversible (5-9 years)
Matching materials to purpose (7-9 years)
Recycling and caring for the environment (7-9 years)
Human-made materials and their origins (9-12 years)
Grade 4
Ecosystems and Interdependence
Properties and Changes of Materials
Electricity and Circuits
Weathering and Erosion
Forces and energy
Pushes, pulls and how things move (5-7 years)
Forces: friction, gravity and magnetism (5-9 years)
Simple machines and inventions (9-12 years)
Energy: forms, storage and transfer (9-12 years)
Technology and scientific understanding through inventions (9-12 years)
Grade 5
Cells and Living Systems
Light: Reflection and Refraction
Earth's Atmosphere and Climate
Forces: Gravity and Friction
Science skills
Observing carefully to gather data
Using instruments and tools to measure data accurately
Using scientific vocabulary to explain observations and experiences
Identifying a question or problem to explore
Planning and carrying out systematic investigations
Making and testing predictions
Interpreting and evaluating data to draw conclusions
Considering scientific models and their limitations
Grade 6
Genetics and Inheritance
Evolution and Biodiversity
Chemical Changes
Energy Forms and Transformation
Earth in Space
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