Based on the users' reviews of the "Stackit Blocks" app, here are three pros and cons: **Pros:** 1. Easy to use with intuitive interface: Many users praised the app's user-friendly design, making it simple to navigate and build with blocks. 2. Variety of blocks and shapes: Reviewers appreciated the diverse range of blocks and shapes available, allowing for creative freedom and flexibility. 3. Great educational tool: Many parents and educators found the app to be an excellent resource for learning and teaching various skills, such as problem-solving and spatial awareness. **Cons:** 1. Limited export options: Some users wished for more options to export their creations, such as PDF or image files, for easier sharing. 2. Advertisements can be intrusive: A few reviewers found the ads to be distracting and interruptive, taking away from the overall experience. 3. Some glitches and frozen screens: A few users reported encountering occasional glitches and frozen screens, which can be frustrating and disrupt their building experience.