Mindstretching Puzzles
Terry H. Stickels
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.
Κατηγορίες:
Έτος:
1994
Έκδοση:
illustrated edition
Εκδότης:
Sterling Publishing Co., Inc., New York
Γλώσσα:
english
Σελίδες:
98
ISBN 10:
0806906944
Αρχείο:
PDF, 1.30 MB
IPFS:
,
english, 1994