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Age Range: 7-11
Duration: 30-59 mins
  • D & T
  • Science

Erupting volcano experiment

Make an erupting volcano using sodium bicarbonate and vinegar

In this experiment learners will make an erupting model of a volcano from sodium bicarbonate and vinegar. They will make a card model of a volcano and mix the bicarbonate and vinegar to see the effects of the reaction.

Resources required: 

  • Small plastic soft drink or water bottles (ideally 200 ml)
  • Scissors
  • Sticky tape
  • A3 thin card
  • Paint and brushes
  • Coloured pencils

For volcano lava:

  • Food colouring
  • Water
  • Washing-up liquid
  • Sodium bicarbonate
  • Vinegar
  • If available, jugs and funnels

Download the free activity sheet below!

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