ISBN 9780794539672
Over 50 Secret Codes
by EDC Publishing, Emily Bone
EDC Publishing· 52 pp
$4.00
In stock at our Lewisville, TX store
Condition
A — Like New
$4.00 · In stock
Description
Children love to learn secret codes and write encrypted messages and this book will teach them everything they need to know, including Semaphore and Morse code, Grid code used in the American Civil War, Egyptian hieroglyphics and traditional number replacement and alphabet switching codes.
Tags
Juvenile NonfictionGames & ActivitiesPuzzlesLanguage Arts