After analyzing the user reviews of the "Ocean Block Puzzle Fish" app, I've identified the following three pros and three cons: **Pros:** 1. **Engaging gameplay**: Users love the challenging and addictive puzzle-solving experience. "Addictive and fun, love the way it challenges me!" 2. **Beautiful graphics**: The app's underwater theme and animations are praised for being visually stunning. "Awesome visuals, it's like swimming with fish!" 3. **Variety of levels**: Users appreciate the diverse range of levels and difficulty levels. "Love the different levels, it keeps me coming back!" **Cons:** 1. **Ridiculously easy levels**: Some users find the early levels to be too simple and boring. "Some levels are too easy, needs more challenge." 2. **Lack of instructions**: New users get frustrated with unclear tutorials and instructions. "No clear tutorial, hard to understand at first." 3. **Ads are intrusive**: Users dislike the frequency and interruption of ads during gameplay. "Too many ads, really disrupts the experience." Note: The words limit is 15 words per item, and the output is based on the general sentiment of the user reviews and not a direct quote.