Baking Soda Volcano
A classic fizzy eruption of baking soda and vinegar in a tray, with food colouring for extra drama.
Thinking
3–8 years
15–30 min
Active
Mess OK
At home
What you need
- Baking soda
- Vinegar
- Food colouring
- A small cup or bottle
- Tray to contain the mess
Setup
- Set the cup or bottle in the middle of a tray
- Spoon a few tablespoons of baking soda into it
- Mix vinegar with a few drops of food colouring, ready to pour
Play prompts
- What do you think will happen when we pour it in?
- Can you hear or see any bubbles before it erupts?
- Should we try it again with more vinegar?
Ways to change it up
- Build a play-dough or sand volcano shape around the cup for a real eruption look
- Add dish soap for extra foamy lava
Safety notes
- Avoid eye contact with vinegar
- Do outside or on a tray if mess-sensitive
Want this scheduled and packed for you automatically?
Conscious Family turns ideas like this into a calendar event with a packing list, in one tap.
Coming soon on Google Play
