Silly putty is stretchy and sticky, and if you're not careful, its ooey-gooey texture can easily get stuck in places you don't want it, like your carpet, couch, and clothes. If you get silly putty ...

Welcome to PopSci’s at-home science projects series. On weekdays at noon, we’ll be posting new projects that use ingredients you can buy at the grocery store. Show us how it went by tagging your ...