Key Stage 3 Science

KS3 Science subject image

KS3 quizzes help you revise quickly and efficiently – ideal science questions for home study and classroom use.

Fascinating fact: The acid in your stomach is so strong it could dissolve a razor blade, but luckily your stomach constantly makes a new lining so it doesn’t digest itself. Most-Played Quizzes in This Section:

About KS3 Science

Science is the study of how our world works. From the tiniest insect to the vastness of space, scientists ask questions, observe, and experiment to explain the amazing things all around us. At KS3 the topics get a little trickier, but they are also more exciting!

Start with chemistry classics like Acids and Alkalis, explore Cells, and get to grips with Atoms and Elements. Physics brings you challenges with Forces and energy, while biology opens your eyes to plants, food chains and ecosystems. Every quiz is designed to make learning fun, fast and memorable.

Our quizzes can be taken anywhere – on the sofa, at your desk, or on the go. Each one gives you instant feedback, so you know straight away how you’re doing. Science is never dull when you’re testing your knowledge and discovering something new with every click.

Magnifying glasses at the ready… your KS3 Science adventure starts here!

See the official Government guidance: Science programmes of study: key stage 3.

Frequently Asked Questions

Why is KS3 Science important?

Science helps students understand the world around them. It builds problem-solving skills, encourages curiosity, and lays the foundation for future study in biology, chemistry and physics.

How do these quizzes support learning?

Each quiz breaks topics into quick, fun questions. They give instant feedback, making revision more effective and keeping students motivated while reinforcing classroom lessons.

Can these quizzes be used at home?

Yes. They’re perfect for independent study or for parents who want to support their child’s learning. Quizzes can be played anywhere with an internet connection.

Author: Sue Davison (Widely Experienced Science Teacher)

Quiz Title Quiz Title
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Acids and Alkalis 01 Acids and Alkalis 01 Play
Adaptation of Animals and Plants 01 Adaptation of Animals and Plants 01 Play
Atoms and Elements 01 Atoms and Elements 01 Play
Atoms and Elements 02 Atoms and Elements 02 Play
Atoms and Elements 03 Atoms and Elements 03 Play
Atoms and Elements 04 Atoms and Elements 04 Play
Cells 01 Cells 01 Play
Circulatory System 01 Circulatory System 01 Play
Circulatory System 02 Circulatory System 02 Play
Compounds 01 Compounds 01 Play
Digestion 01 Digestion 01 Play
Digestion 02 Digestion 02 Play
Electrical Circuits 01 Electrical Circuits 01 Play
Electrical Circuits 02 Electrical Circuits 02 Play
Electromagnets 01 Electromagnets 01 Play
Energy Resources 01 Energy Resources 01 Play
Energy Transfers 01 Energy Transfers 01 Play
Energy Types 01 Energy Types 01 Play
Food 01 Food 01 Play
Food Chains and Webs 01 Food Chains and Webs 01 Play
Forces 01 Forces 01 Play
Health 01 Health 01 Play
Health 02 Health 02 Play
Light 01 Light 01 Play
Light 02 Light 02 Play
Magnets 01 Magnets 01 Play
Metals and Non-metals 01 Metals and Non-metals 01 Play
Mixtures 01 Mixtures 01 Play
Moments 01 Moments 01 Play
Plant Organs 01 Plant Organs 01 Play
Pressure 01 Pressure 01 Play
Pressure 02 Pressure 02 Play
Pressure 03 Pressure 03 Play
Reactions of Metals 01 Reactions of Metals 01 Play
Reactions, Equations and Formulae 01 Reactions, Equations and Formulae 01 Play
Reproduction 01 Reproduction 01 Play
Reproduction 02 Reproduction 02 Play
Respiration 01 Respiration 01 Play
Respiration 02 Respiration 02 Play
Skeleton, Joints and Muscles 01 Skeleton, Joints and Muscles 01 Play
Soil and Rocks 01 Soil and Rocks 01 Play
Solar System 01 Solar System 01 Play
Solar System 02 Solar System 02 Play
Solids Liquids and Gases 01 Solids Liquids and Gases 01 Play
Sound 01 Sound 01 Play
Speed 01 Speed 01 Play
Speed 02 Speed 02 Play
Speed 03 Speed 03 Play
Variation and Classification 01 Variation and Classification 01 Play
Variation and Classification 02 Variation and Classification 02 Play

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