I have to say that states of matter are not a forte of mine when it comes to science however we did have fun with this little number. The students had to investigate water, milk, vegetable oil, and food coloring mixtures. They had a great time and more than one AHA moment for them. Here are some exciting clips.
Watching the food coloring as it floats down past the oil before spreading out in the water/milk.
Drawing and making observations of our investigation