Wet Experiments

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Experiment from our Archive
Freezing batteries
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Fizzy Acids - what happens when you carbonate water


Discover what happens when you make water fizzy, why it then tastes so tangy and why this could cause problems for shellfish.
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...or download as MP3 [1] [2]

Pumping Straw - a centrifugal pump


Make a pump out of a straw and a skewer and soak all your friends.
Part 1 Part 2 Part 3 Listen
...or download as MP3 [1] [2] [3]

Bubbles that sink - Antibubbles


Make fascinating bubbles which rather than floating on water actually sink.
Part 1 Part 2 Listen
...or download as MP3 [1] [2]

Silver from soot


Convert normal soot into a beautiful silvery substance using just a candle, some water and a mug...
Part 1 Part 2 Part 3 Listen
...or download as MP3 [1] [2] [3]

Drop Magnifier


Make the cheapest microscope in the world, using a piece of plastic and some water. And find out what it has to do with sneezing on your TV screen!
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...or download as MP3 [1] [2]

Rebounding Drop


An experiment you can carry out using a cup of tea and a little milk
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...or download as MP3 [1] [2]

Steam Powered Can Crusher


How to use the power of the atmosphere to crush your drinks cans for you...
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...or download as MP3 [1] [2]

Fizzes from peroxide


Use the power of catalysis to create oxygen and relight a piece of wood, and we give the same reaction a more explosive twist.
 

Water Rockets


Launch lemonade bottle rockets and see what happened when we tried launching a camera on the top of ours.
Part 1 Part 2 Listen
...or download as MP3 [1] [2]

Going loopy for bubbles


We discover a surprising feature of bubbles using only bubble mix, wool and a coat hanger!
Part 1 Part 2 Listen
...or download as MP3 [1] [2]

Getting water from a candle


Extract water from a candle using nothing more complex than a pint glass.
Part 1 Part 2 Listen
...or download as MP3 [1] [2]

Flour Volcano


Build a model of some of the largest volcanoes on the planet, using some flour and a balloon.
Part 1 Part 2 Listen
...or download as MP3 [1] [2]

Psychedelic Milk


Make beautiful moving psychedelic patterns in a bowl of milk with just some food colouring and washing up liquid.
Part 1 Part 2 Listen
...or download as MP3 [1] [2]

Crystals on a piece of wool


Make some strange crystals on a piece of string with things you would find at home.
Part 1 Part 2 Listen
...or download as MP3 [1] [2]

How you could drink your own urine safely?


If you were trapped on a desert island with nothing to drink what would you do? We show you how to purify various unappetising liquids...
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