This snowstorm in a jar is such a fun winter science experiment! It's really easy to put together and it looks so cool when it starts 'snowing'! With all the sparkly glitter, my kids said it looked like a snowglobe. They had so much fun dropping in the Alka Seltzer and watching the chemical reaction that causes the snowstorm! We're supposed to get 6 inches of snow today. I keep looking at the radar maps and looking out the window (still nothing), like it's some kind of exciting game. When is it going to start? Is it going to get