These are wonderful to help your kids out. They are for ages 4 and up. They retail for $18 each. This is a set of five. The first one is beginning readers. It has 11 books in it. It is for starting to read. Set two is for the emerging reader. Advancing beginners. And it has 12 books in it. Set three is for the developing reader and it is word families. And it has 10 books in it. Set four is for the developing reader. It is complex words and it has eight books in it. set five is for the developing reader and it is long vowels and it has eight books in it. The books are in amazing condition. Most of them have not been used. A couple of the boxes have writing on the outside, but overall these are in very good condition.