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Which way is north? Scientific American editor George Musser and his daughter Eliana help you find your way with a homemade water compass. For more fun activities to do with your kids visit scientificamerican.com/BringScienceHome

Editor-in-Chief Mariette DiChristina and her daughters inflate a balloon with yeast, the tiny organisms that make bread rise in the oven.

Editor-in-Chief Mariette DiChristina and her daughters show us how to make Oobleck, a substance that's not quite liquid and not quite solid. For more fun activities to do with your kids visit scientificamerican.com/BringScienceHome.