There was nothing more frustrating as a kid in the '90s than almost completing a level in a game only to hear that dreaded sound. It was your last life blinking before your eyes. Your only choice was to start over or turn off the video game and try again tomorrow. There was no getting around the fact that you were going to have to do it all over again, but next time you'd be faster, smarter, and better prepared than the last. This is a skill that was built through repetition for Millennials and Gen X. That small annoyance in older video games exercised a muscle that would be helpful throughout life—one that increased the cognitive skills of these two older generations. And while older Gen Zers experienced this important brain development tool built into older video games, younger Gen Zers and Gen Alpha are critically missing out. Two kids enjoying a video game together on the couch.