1 Gold Star
Most likely didn't finish the book or really didn't enjoy it.
2 Gold Stars
Some part of the book was enjoyable, but nothing really caught my attention.
3 Gold Stars
Enjoyed the book, but would not read again.
4 Gold Stars
Liked the book and would read more from the author. There may have been one thing missing that kept it from being 5 stars.
5 Gold Stars
Loved every bit of the book. Will definitely read more from the author and anything similar to it.