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    Home » Key Stage 3 Science » Page 3

    Key Stage 3 Science

    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

    stethoscope

    How does exercise affect heart rate?

    How to make a cartesian diver

    Trap the Superhero

    blow up a balloon with alka seltzer

    How to speed up a chemical reaction

    Conductive playdough

    Easy Play Dough Circuits

    LEGO

    Coding for Kids – without a computer

    Static electricity demonsration

    Static Electricity – Jumping Ghosts

    6 Air Pressure Experiments for Kids

    Surface Tension

    Super Simple Surface Tension

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