Vintage Barbie set of 6 hardback books

Vintage collectible Barbie hardback books 1998 Mattel, Inc. features a helpful word list that features those same words in hold throughout the book. Each book approximately 55 pages with colorful pictures throughout the chapters. These were my daughters books and are in excellent condition. One book has slight page warping from being stored in the heat (see picture) otherwise in very good condition!