The recipe for this classic childhood science experiment calls for baking soda, vinegar, and sand.
- Dirt or wet sand
- Small shovel or spoon
- Two teaspoons baking soda
- White vinegar
- Build a mound of dirt ten inches high.
- Dig a deep hole in the middle of the mound with a small shovel.
- Put two teaspoons of baking soda in the hole.
- Then slowly pour in vinegar and watch your volcano erupt!
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