Ciphers and Codes

by Karen Price-Hossell

Published 1 June 2002
Presents an overview of various types of codes and ciphers used throughout history, famous cryptologists, and how to create your own secret messages.

Sonar

by Karen Price-Hossell

Published 1 June 2002

Body Language

by Karen Price-Hossell

Published 1 June 2002

Hieroglyphs

by Karen Price-Hossell

Published 1 June 2002
Discusses the hieroglyphic system of writing used by people of the ancient Egyptian civilization along the Nile River.

Sign Language

by Karen Price-Hossell

Published 1 June 2002