Watch this episode on YouTube Humans have been chewing sticky stuff for thousands of years, but how much of what we think we know about gum is actually true? In this Squiz Kids Science Short, Christie digs into the science behind five big gum questions. A sticky, stretchy, surprising trip into the chemistry, biology and brain science hiding inside every chew. Got a science question you’re dying to know the answer to? Email us at squizkids@thesquiz.com.au!