Based on the users' reviews, here are three pros and three cons of the "Programming ABC Ext" app: **Pros:** 1. **Effective learning tool**: Users praise the app's interactive lessons and exercises for helping them grasp programming concepts quickly. 2. **User-friendly interface**: Reviewers appreciate the app's clean design and easy navigation, making it accessible to beginners and experienced programmers alike. 3. **Comprehensive content**: Users appreciate the app's extensive coverage of programming topics, including coding languages and problem-solving strategies. **Cons:** 1. **Limited practice exercises**: Some users feel that the app lacks sufficient practice exercises to reinforce learning and improve coding skills. 2. **Buggy and glitchy**: A few reviewers experienced technical issues, such as crashes and freezing, which disrupted their learning experience. 3. **Lack of feedback and grading**: Users would like to see more detailed feedback and grading on their code to help them improve and track their progress.