Published onOctober 19, 2017🌈 Rainbow in a Jar: Exploring Liquid Density and Color 🌈Rainbow in a JarDensityScience ExperimentsKids SciencePhysicsFun with ScienceCreate a stunning rainbow in a jar and learn about liquid density. This blog post explains the science behind this colorful experiment and provides detailed steps for conducting it with kids, either one-on-one or in a classroom setting.