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Breathing Yeasties
New York Hall of ScienceAdd to list DetailsDoes yeast breathe? Find out by watching how plastic bags filled with yeast, warm water and different amounts of sugar change over time. Demonstrate the interaction of microorganisms and the carbon...
What Molecules Make the Holes in Bread?
New York Hall of ScienceAdd to list DetailsIn this activity, learners will discover why there are holes in bread. By mixing water, yeast and sugar, learners will see bubbles rise from the bottom of the tube as the yeast metabolizes the...
Scream for Ice Cream
New York Hall of ScienceAdd to list DetailsDon't scream for ice cream -- make it with milk, sugar, flavoring and some 'salt-water' ice. Discover the chemistry of ice cream by creating your own. <b>[Activity is publicly...