This is not only an ornament but an interactive Christmas ornament. The popping of the popcorn kernels happens right inside the glass ball ornament.
This is so much fun. My granddaughter was amazed how the popcorn kernels popped inside the glass globe.
Complete instructions on how this happens on my blog:
http://www.craftsalamode.com/2013/11/fun-and-entertaining-christmas-ornament.html