Evaluating educational apps requires several key steps. First, critically read user and educator reviews, focusing on consistent feedback regarding usability, educational value, and red flags like excessive ads, in-app purchases, or privacy concerns. Second, teachers must perform mandatory hands-on testing, thoroughly exploring all features, navigating the interface, checking quality, and crucially confirming the app is free from external ads or distractions. Third, conduct pilot testing with a small group of children, observing their interactions, engagement, ease of use, and frustrations to gather qualitative, real-world feedback on comprehension. Fourth, implement continuous evaluation by ongoing monitoring of app use and its impact, collecting simple feedback from children and parents, and being prepared to adapt usage or discontinue the app if desired outcomes aren't met. Lastly, regularly check for app updates, as these can alter features, introduce ads, or change policies, necessitating a re-evaluation against established criteria.