Scobey, Mary-Margaret.
Teaching children about technology / Mary-Margaret Scobe. - 1st ed. - Bloomington, Illinois : McKnight & McKnight, 1968. - xiv, 414 p. : ill.
68-24628
Technology--Study and teaching (Elementary).
Education, Elementary.
Teaching children about technology / Mary-Margaret Scobe. - 1st ed. - Bloomington, Illinois : McKnight & McKnight, 1968. - xiv, 414 p. : ill.
68-24628
Technology--Study and teaching (Elementary).
Education, Elementary.