Making rock candy is a great way to watch crystals form in real time. It's also an exercise in thermodynamic equilibrium. Also, you can eat it. What's not to love?

Who thought STEAM education could be so sweet? A new online video series encourages kids to conduct science experiments with candy using items they have around the house.

We know, we know - trick-or-treating is about eating candy. But there is science behind those Snickers, Skittles and Blow-Pops you worked so hard to gather in your plastic pumpkins and pillowcases.