P014 - Separating felt pen ink colours
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![Teaching Ideas Teaching Ideas](/images/ideas.png)
The ink in water based felt tip pens consists of different pigments. This practical describes how to separate mixtures of liquids in order to investigate colour.
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![Separated inks on a filter paper](/dbImages/Thumbnail/Chromatography.jpg)
P034 - Separating inks: simple method
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This practical activity
shows how to separate mixtures of liquids to investigate colour using ink in water based felt tip pens.
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![Seperating inks KS1](/dbImages/Thumbnail/Seperating-inks-KS1.jpg)
P126 - Making a simple key to name common yellow flowers
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An activity that uses flowers from around your school to help children learn about classification.
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![Yellow flowers](/dbImages/Thumbnail/P126.jpg)