He says to his boy that the ground will give the seeds food and that soon they will grow stems and flowers. When the boy tells his father that he doesn't see an leaves or flowers on the tiny brown seeds, his father replies that things, even Barney, change in the ground. Animals have life cycles . In Barney's life cycle, he goes from a tiny embryo to a kitten, young cat, and, finally, to an adult cat. Death is the final stage in Barney's growth.
Plants also have life cycles.
In this activity, you will examine the first cycle of life of a plant, or how a seed becomes a seedling. Fold the paper towel lengthwise three times and place it against the inside wall of the cup. Fill the cup with water so that the towel is thoroughly soaked. All but one-quarter inch of the water should be poured out. Then slip four different types of seeds into the folds of the paper towel.