A wonderful set of 50 wipe-clean activity cards for aspiring code-breakers!
Includes:: Semaphore & Morse code, ” Grid code” used in the American Civil War, Egyptian hieroglyphics & traditional number replacement & alphabet switching codes. Each card contains information about the code, an explanation of how it works & fun coding activities. The cards are wipe clean & the pack
Includes:: a special pen with which to write the answers on the cards, making the pack entirely self contained & easily portable. The cards are robust & durable, ensuring repeated use.