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Anna Humphrey, Vanessa Brantley-Newton
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.
| Publisher | Simon & Schuster, Limited |
|---|---|
| Pages | 144 |
| Search language | english |
| ISBN_13 | 978-1-442-48031-5 primary |
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