Yeast . . . it turns grapes into wine . . . it makes bread rise . . . but did you know it's actually a living one-celled fungus? Yeast provides a safe way for children to observe a few of the life processes of living cells. 1. Living Cells Need Water - Add dry yeast to very warm water to activate them. Explain to children that the yeast must have water in order to…
Cheryl TaylorOctober 26, 2014