Cabbage shirt
What will happen when you add two reagents giving separately two different colours to one juice drop? Are the amount and proportion of added reagents of any significance?
Read moreExperiments
Scenarios of experiments are available under the Creative Commons Attribution 3.0 Poland licence (CC BY 3.0 PL). Some rights are reserved to the Copernicus Science Centre. The works were created as a part of the Young Explorer’s Club Programme, conducted by the Copernicus Science Centre with the use of means of the Polish-American Freedom Foundation. It is permitted to use the content freely – provided that this information will be preserved, including the information about the applied licence, held rights and Young Explorer’s Club. Contents of the licence are available at http://creativecommons.org/licenses/by/3.0/pl/.
Colourful milk
Check what will happen when you scatter pepper over the water surface. Use plant milk (soymilk, rice milk or oat milk) instead of cow’s milk. Experiment with various colours of food colourings.
Read morePump up a balloon
Carry out a similar experiment with different reagents. Pour a bit of vinegar and a tablespoon of baking soda to plastic bottle and then put a balloon on the bottle.
Read moreSoap production
Try to use different oil types, e.g. coconut oil. You can colour soap using e.g. red pepper, curry powder or food colouring. Add the colouring just before putting the soap mixture into moulds.
Read moreBuild your own spectrometer
Check whether the picture that appeared in the spectrometer changes depending on light source you’re watching at.
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