Rainbow Volcano Experiment

30 mins Ages 4-10 Indoor

A playful, screen-free adventure designed to spark curiosity, sensory exploration, and fine motor skills for kids aged 4 to 10.

Materials Needed

  • • Baking soda (2 tablespoons)
  • • White vinegar (½ cup)
  • • Food colouring (a few drops)
  • • Dish soap (1 squirt)
  • • Tray or shallow container (1)
  • • Small cup or container (1)

Pro Tips

  • → Do this on a tray to catch spills
  • → Let kids predict what will happen first
  • → Try different colour combinations

Safety First

Keep away from eyes. Supervise young children with liquids.

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Step-by-Step Instructions

1

Step 1

Place a small container or cup in the centre of a tray.

2

Step 2

Add 2 tablespoons of baking soda to the container.

3

Step 3

Add 5–6 drops of your favourite food colouring and a squirt of dish soap.

4

Step 4

Ask your child to predict what will happen next!

5

Step 5

Slowly pour ½ cup of vinegar into the container and watch the eruption!

6

Step 6

Discuss what happened and try again with different colours.

What they are learning

Science concepts Chemical reactions Cause and effect