To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
The book gives the experience of pure enjoyment. As you read, you feel curious of the life of this poor kid. The quality of the book is great. No problems at all. I definitely recommend this book. Also, don't forget to rate every products you ever bought from an online store. Thank you