Make A Volcano

First you will need:
1. Dirt or sand

2. A small container or an eggcup
3. Half a cup of vinegar
4. Half fill a cup of baking soda
5. Red food colouring

Step 1. Use sand or dirt to make a mountain.
Step 2. Make a crater in the top of the mountain using your own fingers. 
Step 3. Put a half fill of an eggcup or use a container with baking soda.Step 4. Place baking soda into the crater.
Step 5. Stir a few drops of red food colouring about half a cup. Pour the food colouring that was mixed over the baking soda.

After that pour it on top of the mountain.

Then it ERUPTS!