00842cam a2200181 a 4500020002100000082002100021245003300042250001300075260003600088300006200124500014200186520018300328526003700511650004700548650003600595650000800631710002100639  a0716660016 (set)00a809.8999282bCHI00aScience at work child craft.  a1987 ed.  a[Chicago :bWorld Book,cc1987]  a17 v. :bcol. ill. ;c26 cm. +e3 col. posters in pocket.  a"Portions of the text and certain illustrations previously published under the title of Childcraft--the how and why library"--T.p. verso.  aIllustrated articles, stories, and poems, grouped thematically in fifteen volumes under titles including "World and Space," "About Animals," "How Things Work," and "Make and Do."  a0b0c0d809_899282000000000_CHI 0aChildren's encyclopedias and dictionaries. 1aEncyclopedias and dictionaries. 1aMCE2 aWorld Book, Inc.