Break that code / ; By Thompson, Lisa,

Format:Use your skills to break some codes and learn how codes have been used since ancient times. And find out how breaking secret enemy codes actually helped to win wars.
Copyright:2004
ISBN:0779139534
Physical Details: 32 p. : col. ill. ; 20 cm.
Notes:Includes index.
Record No.:203878
Type/Format Call Number Location Due Date Last Seen Barcode
01. English Non Fiction 302.2 THO Queen Elizabeth Elementary School 2010-11-24 QEES14785
01. English Non Fiction 302.2 THO West Kent Elementary School 2021-06-23 WKXX11724
01. English Non Fiction 302.2 THO Cardigan Consolidated School 2014-06-26 CARD15970
01. English Non Fiction F THO Montague Consolidated School 2023-07-01 mtcs23019