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In this geology activity, learners use a microscope to discover and identify the components of sand.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners will create a magnifying glass called a waterscope, using water and household items, to examine various objects.

$1 - $5 per student Ages 4 - 11 10 to 30 minutes