Magic Color-Changing Milk Experiment
Ages: 5-9 Objective: Engage children in a fun and captivating experiment to observe the effects of surface tension and soap molecules on milk, creating a magical color-changing reaction. Materials Needed: Whole milk (low-fat or skim milk may not work as well) Liquid food coloring (assorted colors) Dish soap Cotton swabs or small paintbrushes Shallow dish or plate Procedure: Pour a thin layer of whole milk into the shallow dish or plate, covering the bottom completely. Add drops of liquid food coloring to the surface of the milk, spacing them out evenly and using a variety of colors. Dip a cotton swab or small paintbrush into dish soap, ensuring it is saturated but not dripping. Gently touch the soapy cotton swab or paintbrush to the surface of the milk, near the center of the dish. Observe as the colors on the surface of the milk suddenly swirl and dance, creating mesmerizing patterns and effects. Encourage children to experiment with different techniques and movements to see how the