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 eat and grow, and keep itself wound up, and make other little cells. Then, by and by, after ages and ages, because they were alive and their home wasn't always the same, some of the cells changed a little, and they kept on changing every time they had to.

Now, every step that was taken forward from the little cell full of protoplasm, lives in some form today. So we can follow the story of life, step by step. You can find the beginning of it in a loaf of bread. When your mama makes bread—no, mama doesn't make bread, she helps bread make itself, by—but that's another story. (See, , , .)