Density in Nature
Layers of Corn Syrup, Water and Oil
The rock sunk to the bottom, the grape stopped on top of the syrup
The ice cube stopped on top of the water and the cork floated at the top.
One Hot Water and One Cold Water
Which One Does the Blue Food Colouring Move Through Fastest?
Two Chemical Reactions at Once
Baking Soda and Vinegar and Cabbage Juice