The How and Why LibraryeBook - 1990
Illustrated articles, stories, and poems, grouped thematically in fifteen volumes under titles including "World and Space, "About Animals," "How Things Work, " and "Make and Do."
Publisher: Chicago : World Book, c1990
Characteristics: 15 v. : ill. (some col.) ; 26 cm
Alternative Title: Childcraft, the how and why library