Title: Ruby Goldberg's bright idea
Description: Ruby is determined to win the gold with her fifth-grade science fair project, a Rube Goldberg machine to help her grandfather, but the real prize turns out to be something completely unexpected.
Subjects: JUVENILE FICTION / Social Themes / Friendship, Exhibitions, Science, Science fairs, Interpersonal relations, Fiction, JUVENILE FICTION / Family, Grandfathers, JUVENILE FICTION / Science & Technology, Inventions, Science projects, Children's fiction, Inventions, fiction, Interpersonal relations, fiction, Grandparents, fiction, Science projects, fiction
People: Rube Goldberg (1883-1970)