2019 Child Mind Institute Pick for Best Children's Books For Helping Kids Understand Anxiety Say hello to Wince, one of the biggest worriers you will ever meet. From cookies to homework to the weather, Wince worries about everything. And when Wince starts to worry, his WorryBug appears. At first the WorryBug is small and non-threatening, but the more Wince Worries the more his WorryBug grows. Don't Feed The WorryBug is great story to start the conversation on worry and anxiety. We all worry, it happens, but the key is to not let those worries aka the WorryBug grow to the point it ruins your day.