Fun With Codes and Ciphers Workbook
定價：173 元
NT $ 173
- 作者：Gleason，Norma
- 出版社：Baker & Taylor Books
- 出版日期：1987-07-01
- 語言：英文
- ISBN10：0486254054
- ISBN13：9780486254050
- 裝訂：平裝 / 21 x 27.3 x 0.6 cm / 普通級
Fascinating, fun-filled book tells how to write and decipher coded messages. Easy-to-follow directions let even young beginners become experts in backward ciphers, false word division, null
ciphers and more. Workbook includes ample space for decoding 68 secret messages. Solutions at end of book.
