Salt Volcano: Pour several inches of water into a jar. Add about of vegetable oil. Drop in food coloring and observe what happens. Shake salt on top of the oil/water/food coloring mixture. Pour or sprinkle more salt, as desired.
There are just so many good infographics and interactives out there that I’ve begun a new semi-regular feature called “Infographics & Interactives Galore.
How to make a papier mache volcano for science fair - painting
How to upgrade your child's volcano science project to make it more awesome! #A+ #topmarks #studywithchildren
volcano science project
How to make a volcano science project.
This site sells science kits, but it's worth looking at nonetheless!