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Make a UV Detector

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In this activity, learners use tonic water to detect ultraviolet (UV) light from the Sun and explore the concept of fluorescence.
$1 - $5 per group Ages 6 - adult 5 to 10 minutes

Glowing Tonic

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In this sunny day activity, learners compare how a cup of water and a cup of tonic water reflect or refract light in the sun.
$1 - $5 per student Ages 6 - 11 5 to 10 minutes