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Kids Science Activities

See My Colorful Volcano!!

Materials Required
* 2 tablespoons of baking soda, * Half a cup vinegar, * Food coloring of any colors (red, orange, yellow, green, and blue) * Sand or mud
Method
  • Go outdoors and ask the child to build a volcano out of sand, leaving a hole in the center top. 
  • Add 2 tablespoons baking soda, Half a cup of vinegar and some food coloring in the hole. Red would be the most ideal color. 
  • Just ask the child to watch what happens and enjoy it.  
What is Learnt
An alkali(baking soda) combines with acid(vinegar) to give out carbon-di-oxide that froths and comes out as a red volcano.
Conclusion
The liquid inside erupts as a red volcano due to the reaction of vinegar and acid with baking soda an alkali.


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