Each volume deals with a different subject, such as astronomy, holidays, machines, clothing, transportation, and other scientific subjects. Uses questions and answer format.
"synopsis" may belong to another edition of this title.
Book Description 1990. Hardcover. Book Condition: New. Never used!. Bookseller Inventory # P11083740049X
Book Description 1990. Hardcover. Book Condition: New. book. Bookseller Inventory # M083740049X
Book Description Hardcover. Book Condition: New. 083740049X New Condition. Bookseller Inventory # NEW7.1844101