10 ml of dish soap
100 ml of cold water
400 ml of white vinegar
Baking soda slurry (fill a cup about ½ with baking soda, then fill the rest of the way with water)
Empty 2 liter soda bottle or glass
NOTE: This should be done outside due to the mess.
Combine the vinegar, water, dish soap and 2 drops of food coloring into the empty soda bottle or glass.
Use a spoon to mix the baking soda slurry until it is all a liquid.
Eruption time! … Pour the baking soda slurry into the soda bottle quickly and step back!