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    Home » Key Stage 3 Science

    Key Stage 3 Science

    Column and Lintel image

    Easy Engineering Projects for Kids

    Celery in coloured water for a transpiration investigation

    Investigating the effect of increasing temperatures on transpiration

    surface area to volume ration science investigation - key stage 3

    Sugar Cube Surface Area to Volume Ratio Investigation

    What is the Avogadro Constant?

    What is Momentum?

    Adenovirus cells

    Journey of a virus – how a virus infects the body

    hair standing on end because of an electrostatically charged balloon

    What is Static Electricity?

    Paper Plate Mitosis

    Exploding Seeds – Create a seed explosion device

    red cabbage indicator fizzy potions

    How to make a red pH cabbage indicator

    Edible Rocks – Rock Investigation

    Diffusion Demonstration

    Sedimentary sandwich

    How do Sedimentary Rocks Form? – Sedimentary Sandwich

    Create Your Own Rock Lab – Rock Investigation for Kids

    Photosynthesis Diagram

    What is photosynthesis?

    Light Refraction Experiment

    Light Refraction Experiment

    Easy Science Tricks for Kids

    Science Tricks for Kids

    Modroc animal cell model

    Animal Cell Model

    Osmosis investigation where the diameter of an egg is measured at several stages

    What is Osmosis?

    red cabbage pH indicator test strips

    How to make pH indicator test strips

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