Turns out science can also be super colorful! 😍 Learn all about density and try out this experiment for yourself below 👇 🌈What you need: Salt Water Food coloring Measuring cup Teaspoon 5 plastic cups 1 tall glass (we used a graduated cylinder) Pipette 🌈How to build a rainbow in a glass: Start with ½ cup of five different colors of water: red, orange, yellow, green, and blue. Add ½ tsp of salt to the orange, 1 tsp of salt to the yellow, 1 ½ tsp salt to the green, and 2 tsp salt to the blue. M