Fifty-five years ago, preschoolers were captivated by the TV performance of a fuzzy blue monster, two striped shirt-wearing best friends and a big yellow bird. Today, in the now-crowded field of ...

At first glance, CoComelon might seem like a simple animated sing-along show, but it’s become a phenomenon among families hoping to educate and entertain their toddlers—and for good reason. Not only ...