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Monthly Archives: May 2012

Fantastic Fluid Flow

Take a beaker of water and a beaker of golden syrup and turn them upside down. Aside from making an enormous mess, you will notice that very different things are happening to each one. The water empties quickly in an

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Entrancing Vortices

A vortexis a rapidly whirling spiral of fluid or gas rotating around its own centre. We see vortices around us all the time: from water going down the plug hole to tornadoes and hurricanes. When trying to explain what causes

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The Science of Sound

Our hearing is one of our most important senses, necessary for basic communication, speech and awareness. But have you ever stopped to think; what exactly is sound? And how do our ears actually work? Sound is caused by something emitting

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Astonishing Diffusion

Diffusion is the movement of something from an area of high concentration to a lower concentration. Imagine a long rectangular box with a wall in the middle separating the two sides. Crammed in one side is a huge swarm of

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What is Thunder?

Fersiwn Cymraeg. Thunder is the sound that accompanies lightning during a thunderstorm. Sounds simple enough, but why does lightning even make a sound?   Any sound you hear is made up of vibrations. The vibrations travel as a sound wave

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Posted in Activity, Curriculum, Exploring Science, Physics, Primary

Fantastic Fractals

What is a fractal? Everything that we see around us has a shape and structure which plays a strong influence on the properties of that object and its purpose on the Earth. A ball can roll because it is round,

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Deep Diving Ketchup Sachet

Also known as the Cartesian Diver; here’s a cool little trick which is easy to set up, shows off some science… and can even be used as a fun strength test among friends. You wi™ll need: one ketchup sachet (available

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Confuse your Legs

Try this… Lift your right foot a few inches from the floor and then begin to move it in a clockwise direction. While you’re doing this, use a finger your right index finger to draw a number 6 in the

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Toothpick Trick

You will need: a clean dish water 6 flat wooden toothpicks or matches washing up liquid   Try this Dip one of your toothpicks in washing up liquid. Set it aside for now Make sure your dish is clean and

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The Paralysed Finger

Try this… Bend your middle finger and place the centre section on a table or hard surface. You will be able to lift your thumb, index, and little finger without moving your middle finger. But it is impossible to lift

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