Inventions by Peter D Riley
| ISBN: | 9780439945110 |
| Publication date: | 7th January 2008 |
| Author: | Peter D Riley |
| Publisher: | Scholastic |
| Format: | Paperback |
| Pagination: | 79 pages |
| Series: | Hot Topics |
| Genres: |
Educational: General studies, educational skills and competencies |