Based on the users' reviews of the "Dinosaurs Jigsaw Puzzles" app, here are three cons and pros in English, with 15 words limited for each item: **Cons:** 1. Some puzzles have too many similarly-shaped pieces, making it hard to find the right fit. (13 words) 2. The app occasionally crashes or freezes, wasting user time and progress. (13 words) 3. The sounds effects can be annoying and distracting, especially for young children. (14 words) **Pros:** 1. The app provides a fun and engaging way for kids to learn about dinosaurs and their habitats. (14 words) 2. The puzzles are well-designed and challenging, promoting children's problem-solving skills and patience. (14 words) 3. The app is free to download and offers in-app purchases for additional puzzle packs and themes. (15 words) Please note that these conclusions are based on a summary of the reviews and may not reflect the full range of opinions and experiences of users.