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.
as expected. wanted my 6 year old to practice writing cursive sentences besides cursive words that was being taught in school. This helps in my case.For practice writing purpose, this booklet is of good quality. Book 2,3, & 4 are good for sentences