New softcover with solid and tight spine
| Country Of Origin | United States |
| ISBN | 9780393322767 |
| Item Length | 10 in |
| Publication Year | 2002 |
| Format | Trade Paperback |
| Language | English |
| Illustrator | Yes |
| Item Height | 1 in |
| Author | Aldren A. Watson |
| Genre | House & Home |
| Topic | Hand Tools |
| Item Weight | 31.5 Oz |
| Item Width | 7.3 in |
| Number Of Pages | 416 Pages |
This activity book includes a code-breaking section for secret messages.