you will love this expiriment
you need:food coloring,salt,empty see-through container,spoon,water and the most important ingredient vegtable oil
1.fill the half of the water container
2.add a few drips of food coloring(any color)
3.stir the water container
4.wait a few minites to seperate completely the water and vegetable oil
5.add salt
6.watch the vegetable oil(not the colored part)
7.add again salt to see again the blob
8.and wella.