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Moments and Balance Lab

Free Year 8 Science practice — calculate moments, balance forces and reason about levers. No account needed.

About Moments and Balance Lab

Calculate moments, balance clockwise and anticlockwise effects, reason about stability and interpret lever evidence. Correct answers can trigger celebrations. Feedback and retry options depend on the game.

Curriculum purpose

Learning objective: Choose the correct pivot, perpendicular distance and units, then distinguish moment balance from force balance and practical stability.

Curriculum anchor: England KS3 Science: forces and moments; levers; balanced forces; centre of mass and stability.

This game is designed as short independent practice after an idea has been introduced. It does not replace direct teaching, mathematical or scientific discussion, or an adult checking whether the learner can explain the idea away from the screen.

For parents and carers

Ask the learner to mark the pivot and line of action before calculating, then name any real-world friction or load limitation. Take a break when you need one.

Frequently asked questions

Does it need an account? No. The game runs in the browser and asks for no name, email address, school or location.

Is it timed? Timing varies by activity. Check the available modes and instructions before starting.

Can it be used on a phone? Controls vary by game. Use the on-screen buttons or read the instructions for keyboard and drag actions.

Progress on this device

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