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Which Powder is It?
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In this chemistry challenge, learners identify an unknown white powder by comparing it with common household powders.
The Liquid Rainbow
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Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.
Finding Red
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In this chemistry challenge, learners systematically investigate which combination of four solutions produces a deep red color.
Finding Colors
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In this chemistry challenge, learners combine acids and bases in a universal indicator to create five different colors.
Measuring with Flubber
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In this activity learners will measure and manipulate flubber using different tools. Learners will explore volume and make observations about texture and shapes.