Book (11 May 1995)
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Contains 90 puzzles selected to increase your problem-solving powers. They include cryptarithms, asphmetics, simultaneous equations and layered thinking - more advanced puzzles than average, challenging you to replace letters with digits, break codes and much more. Answers are included.
| ISBN: | 9780806906942 |
| Publisher: | Sterling Pub. Co. |
| Imprint: | Sterling Pub. Co. |
| Pub date: | 11 May 1995 |
| DEWEY: | 793.73 |
| DEWEY edition: | 20 |
| Language: | English |
| Number of pages: | 96 |
| Weight: | 115g |
| Height: | 208mm |
| Width: | 136mm |
| Spine width: | 8mm |
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