It’s common knowledge that frequent and thorough hand-washing is one of the best ways to slow the spread of germs and viruses. And yet, the general public’s hygienic habits aren’t quite up to par.

You know what makes regular slime even cooler? When it glows in the dark! This ooey-gooey, stretchy craft is a hands-on activity that feels like a science experiment and sensory play all wrapped into ...