Based on the users' reviews on the App Store, here are three cons and pros for the "Addition School" app: **Pros:** 1. "Engaging and interactive lessons helped my child improve addition skills in a fun way." 2. "Easy to navigate interface makes it accessible for kids of all ages and skill levels." 3. "Reward system motivates kids to learn and complete exercises with a sense of accomplishment." **Cons:** 1. "Limited exercises and lessons, especially compared to other math apps with more content." 2. "Some sound effects and music can be loud and distracting for kids with sensitivities." 3. "Parental controls could be more robust, allowing for customizable settings and tracking." Note: The pros and cons are based on a selection of user reviews and may not represent the full range of opinions on the app.