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Lightest and Heaviest: Sorting Algorithms
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Computers are often used to put lists into some sort of order—for example, names into alphabetical order, appointments or e-mail by date, or items in numerical order.
Symmetry of Butterfly Wings
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In this activity, learners investigate balance and symmetry by designing a symmetrical butterfly, using a paper cutout.
Balanced Budget Chemistry
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In this activity, learners balance chemical equations and discover the law of conservation of mass. Learners use coins to model molecules to balance the equations.