This is a set of Scholastic Science Readers.  The set includes four Science Vocabulary Readers--Amazing Apples, Floods!, Weather!, Tornadoes!; World Discovery Science Reader-Fossils; Scholastic Science Readers--Solar System, Human Body and Fall Leaves Change Colors.  The books are in good condition, no writing or markings in the book. Six of the books have "NF" in black marker at the top right corner of the book.   

Thanks for your interest!  It is appreciated!!