Amazon calculates a product’s star ratings based on a machine learned model instead of a raw data average. The model takes into account factors including the age of a rating, whether the ratings are from verified purchasers, and factors that establish reviewer trustworthiness.
My 3 year old is very independent, which I love, but sometimes she oversteps boundaries. This book has helped her understand why certain boundaries are in place and how to ask for permission and apologize .
This book would best hit home with school aged children but the general concepts can definitely be picked up by a 3-4 year old.