5National Technology Literacy Council,National Academy of Engineering,National Research Council.Technically Speaking:Why all Americans need to know more about technology [M]. National Academy Press, Washington. D.C, 2002.
6Scarborough,JD.Intemational perspectives on technological literacy.In Dyrenfurth, M. J. &Kozak, M. P,.. (Eds.), Teehnological literacy.The United States of Ameriea, 1991.
7Steffens, H. issues in the preparation of teachers for teaching robotics in schooHn Heywood,J.& Matthews, P. (Eds.),Technology,Society and School Currculum [M].Manchester, England:Roundthom Pub,1986.