Kids' tech has trapped parents in a perpetual state of uncertainty: New stuff comes out faster than we can determine its effect on young brains. Hundreds of thousands of apps are touted as educational, but what does that even mean? Reviews in the App Store or Google Play Store won't give you a straight answer. Oftentimes, the products with the most accolades are simply the ones that keep little Amaya or Hugo gloriously silent for the longest period of time.