4-H Science: Hot Hands or How to Craft a Handwarmer

It's the one bit of hunting gear that can get you through the frosty November days spent out in the woods. But how do they work? Well, we're going to get our STEM on and show everyone how to make their own DIY Handwarmer using a little chemistry and some household materials. With winter fast approaching, this could keep your hands from turning to popsicles!