2000 - Connections Basic Skills in Science [Steck-Vaughn Connections] (Paperback) ISBN-13: 9780739809891 ISBN-10: 073980989X Genres: Children's Books, Teen & Young Adult, Nonfiction ? 1998 - Connections Basic Skills in Mathematics [Basic Skills Series] (Paperback) ISBN-13: 9780739809877 ISBN-10: 0739809873 Genres: Nonfiction, Science & Math ? |