Ruby Goldberg's bright idea
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.
| Main Author: | |
|---|---|
| Format: | BOOK |
| Language: | ENGLISH |
| Published: |
Simon & Schuster Books for Young Readers
2014
|
| Subjects: |