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A student of 4th Primary speaks about his experiment with colours and the final result.

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3rd Step: Final task.
Next morning students realise that the range of colours has developed successfully, and they can observe and speak freely about the process . They have enjoyed a lot.
Great activity to develop Artistic, Communicative, Maths, ICT , Science, Learning to learn competences and  cooperative work.
Students got a conclussion: The greatest gift in life Nature is. The rainbow is at their hands.

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2nd step: Add three or four drops of colour ink from right to left order: 1st glass red drops, 3rd one yellow drops, 5th  one blue drops and 7th one red drops. Place the four fold paper roll strip amongst the seven plastic glasses, wait for 12 hours and look at the final result

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1st step: You need seven standar size plastic glasses, four filled with some water and three empty, four fold paper roll strips palced among the seven glasses