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In this activity, learners construct three optical illusion toys to examine how our brains play tricks on what we see.

$1 - $5 per student Ages 6 - 18 30 to 45 minutes
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In this activity, learners make a Benham Top to explore visual illusions and optics.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes