–Clear Glass - Water - White Washable Paint - Vegetable Oil - Effervescent Tablets - Mixer like a chopstick
Fill glass about half full of water, then add a bit of white paint and mix.
Next fill glass with vegetable oil until about 80% full. Then drop in broken pieces of effervescent tablet like Alka-Seltzer.
Watch as a blizzard forms in the glass!
When the blizzard stops, add more tablets and watch the snowstorm start again!