Sand Volcanoes


~ Sandpit or tray with a good layer of sand

~ Plastic cups

~ Baking soda (2 tablespoons)

~ Vinegar (1/2 cup)

~ Food Colouring


1. Use your hands to make a volcano shape in the sand.

2. Scoop out a hole in the top and push a plastic cup into the hole.

3. Add the baking soda to the cup.

4. Pour the vinegar into another plastic cup and add a few drops of food colouring.

5. Pour the vinegar mixture into the baking soda and watch it bubble over the top like a volcano!

6. Be prepared for the smell of vinegar in the sand for the next few hours!