A simple introduction to smart machines, most of which currently do not take human form, performing tasks too dangerous, too boring, or too difficult for people to do.
Describes the characteristics, size, and movement of icebergs, ice caps, and glaciers. Describes the characteristics, size, and movement of icebergs, ice caps, and glaciers. Large type and color illustrations are used to introduce these ice formation, with material on haw glaciers move and how pieces of ice caps become icebergs.