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 kid loves this little game. She is really good at gaming. I on the other hand crash every time! Lol. She likes having something that she is better at than mom! So she won't teach me her tricks either!