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Gravity Fail
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In this activity, learners try pouring water out of a regular cup and a miniature cup. It’s harder than it sounds! Learners discover that different forces dominate at different size scales.
The Electric Squeeze
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In this activity/demo about piezoelectricity, learners discover how some crystals produce electricity when squeezed.
Inkjet Printer
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In this activity, learners investigate how inkjet printers produce tiny, precise drops of ink.
Exploring Size: Ball Sorter
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In this activity, learners use sieves with different-sized holes to sort balls by size.
Exploring Forces: Static Electricity
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In this activity, learners investigate what happens when you build up static electricity on plastic balls.