How things are mad/
National Geographic Society
- [Washington, D.C.] : National Geographic Society, .1981
- 103, [1] p. : col. ill. ; 28 cm. + classroom activities folder
- Books for world explorers .
Prepared by the Special Publications and School Services Division; writers: Arnold B. Ajello, and others; illustrations: Barbara Gibson Pocket contains a pamphlet, Far-out fun (23 p.) and a poster (1 fold sheet) Includes index
Bibliography: p. [104]
Explains how a variety of products--such as kaleidoscopes, baseballs, marbles, matches, toothpaste, light bulbs, and bridges--are made, highlighting the ways in which manufacturing techniques have changed over the years. A wall poster and a 24-page booklet of games and puzzles are included