2. With a kitchen mallet or wooden spoon, crush the ice pop in the package.
3. Empty the first crushed colored ice pop into the jar. Level out the crushed ice with a spoon to make it easier to put the next color on.
4. Repeat this step with each color until you have completed the colors of the rainbow.
5. Put the lid on the mason jar and keep in the freezer. Take the slushie out of the freezer 20-30 minutes before serving so it can soften some.