http://www.fearsteve.com/health/preschool-science/ One of the simplest ways to introduce preschoolers to the plant world is through a colorful celery stalk experiment. Start by gathering celery stalks and placing them in jars filled with water. Add a few drops of food coloring to each jar, then invite your little scientists to observe what happens over the next few days. Wed, 04 Sep 2024 04:47:22 UTC en