Use molecule models to show how yeast breaks sugar molecules into carbon dioxide and ethanol. Use to model why bread rises.
Science content (2016 curriculum):
Biology: Features, Adaptations of Living Things (K, 1, 3, 7)
Chemistry: States of Matter, Properties of Materials (K-7)
Chemistry: Atoms, Molecules (3-7)
Chemistry: Chemical Changes (2, 7)
Science topic (2005 curriculum connection):
Physical Science: Chemistry (grade 7)