Watermelon Volcano Experiment
This watermelon volcano experiment is the most fun summer science activity for kids! Easy to set up and a guaranteed wow factor for little scientists.
- Prep Time: 10
- Total Time: 20
- Category: Activities, DIY, STEM, Summer
- Method: Step-by-Step
Materials
● 1 watermelon
● Baking soda
● Vinegar
● Food coloring (optional)
● Knife and spoon
● Large tray or bin
● Squeeze bottle
Instructions
1. Cut a watermelon in half and scoop out most of the fruit from the center, leaving a bowl-shaped shell.
2. Place the watermelon half onto a tray or inside a bin to catch the overflow.
3. Add baking soda into the hollowed-out watermelon.
4. Squeeze in a few drops of food coloring if desired.
5. Slowly pour or squirt vinegar into the watermelon.
6. Watch the bubbly eruption foam up and spill over the sides like a watermelon volcano erupting.
7. Keep adding more baking soda and vinegar to continue the experiment again and again. Kids can use squeeze bottles to control the fizzing action themselves.