Materials 1 cup sand tbsp cornstarch 1 tsp dish soap water (as needed) Optional* Food coloring Directions Step In a bowl, mix fine sand and cornstarch together. Step Add dish soap and water, and combine thoroughly until well mixed.
A rainbow sensory bottle that is beautiful to look at and fun to enjoy. This bottle was inspired by the separation that occurs when you mix water and oil. I found myself wondering, “well, wha… - Tap the link to see more awesome stuff! Off with code "Dri