INSTRUCTIONS
Materials:
- water with blue food coloring
- cooking oil
- voss bottle
- mini seashells or ocean toys (optional)
Step 1: Pour the colored water into the bottle. It should fill about 2/3 of the bottle.
Step 2: Pour the oil in the bottle. It should fill about 1/3 of the bottle. There should be a little bit of room left at the top.
Step 3 (optional): Add any shells or toys to bottle.
Step 4: Close the bottle and swirl it around to see the water and oil mix together like ocean waves!