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Water Body Salinities II
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In this activity, learners discuss the different salinities of oceans, rivers and estuaries.
Bouncy Egg
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In this activity, learners explore how acids can dissolve eggshells leaving behind a membrane-covered bouncy egg.
DIY Science: Water Cycle in a Bag!
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In this activity, learners will simulate the processes of the water cycle at home in a plastic sandwich bag.