How to make the volcano
The equipment we need to make a volcano:
+ 1/2 cup of Water
+ 2 coffee spoons of soap
+ Food coloring
+ Baking soda
+ 1 bottle
+ 1 digger
+ 1/2 cup of vinegar
Step to make a volcano
Step 1: Dig the soil up and put the bottle into the hole and shape the soil around the bottle as the volcano.
Step 2: Pour the Water, Soap, Food coloring as the quality
Step 3: Mix the mixture in the bottle
Step 4: Pour the Vinegar into the mixture
Step 5: Bubble flow out
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