An examination of the science of aviation, with experiments to prove the theories of history and current science. Projects include making "twirly-whirlies" out of pencils, cardboard, scissors and drawing pins to demonstrate how helicopter rotors rotate, and creating paper aeroplanes.
"synopsis" may belong to another edition of this title.
Seller: Wonder Book, Frederick, MD, U.S.A.
Condition: Very Good. Zweifel, Frances (illustrator). Very Good condition. With remainder mark. A copy that may have a few cosmetic defects. May also contain light spine creasing or a few markings such as an owner's name, short gifter's inscription or light stamp. Seller Inventory # L06A-02758
Seller: Better World Books, Mishawaka, IN, U.S.A.
Condition: Very Good. Zweifel, Frances (illustrator). Used book that is in excellent condition. May show signs of wear or have minor defects. Seller Inventory # 46455148-6
Seller: Half Price Books Inc., Dallas, TX, U.S.A.
paperback. Condition: Very Good. Zweifel, Frances (illustrator). Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority! Seller Inventory # S_449443367
Seller: The Book Cellar, LLC, Nashua, NH, U.S.A.
paperback. Condition: New. Zweifel, Frances (illustrator). Has stickers on cover. Otherwise in new condition.Over 1,000,000 satisfied customers since 1997! Choose expedited shipping (if available) for much faster delivery. Delivery confirmation on all US orders. Seller Inventory # 440628
Seller: ThriftBooks-Dallas, Dallas, TX, U.S.A.
Paperback. Condition: Very Good. No Jacket. Zweifel, Frances (illustrator). May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less 0.35. Seller Inventory # G080693932XI4N00
Seller: M & M Books, ATHENS, GA, U.S.A.
Paperback. Condition: Fine. No Jacket. Zweifel, Frances (illustrator). 1st Paperback Edition. Seller Inventory # 129886