Abstract
An activity has been designed for the purpose of teaching how light is dispersed ina straight line and about the interaction between matter and light as well asthe related concepts of shadows, partial shadows, reflection, refraction, primarycolours and complementary (secondary) colours, and differentiating the relationshipbetween colours, all with a focus on transferring this knowledge to everyday life.In addition, the activity offers a scientific answer to a question that frequentlycomes up in daily life and in schools: ‘Is there such a thing as a coloured shadow?’
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