  2004 - Science Explorer Earth Science with 6 Year Access (Hardcover) ISBN-13: 9780131903029 ISBN-10: 0131903020 Genre: Children's Books ?  2004 - Science Explorer Physical Science with 6 Year Access (Hardcover) ISBN-13: 9780131903265 ISBN-10: 0131903268 Genre: Children's Books ?  2002 - Science Explorer From Bacteria to Plants Interactive Textbook (Hardcover) ISBN-13: 9780130644701 ISBN-10: 0130644706 Genre: Children's Books ? |
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