Lesson plan

Colour separation by chromatography

Separate colours in ink pens and/or leaves using chromatography
Science content
Chemistry: Physical Changes, Solutions, Mixtures and Separating (2, 4, 5, 6)

Do one or more of the activities to separate a mixture of colours, and demonstrate the technique of chromatography.


Brock: coloured marker pen chromatography, then black marker pen chromatography to figure out which pen wrote a note.
Seymour: coloured marker pen chromatography, then coloured candy chromatography with skittles

Grades taught
Gr 1
Gr 2
Gr 3
Gr 4
Gr 5
Gr 6
Gr 7