Presents a variety of codes and ciphers and includes messages to encode and decode
Also, there is a cut-out rotation template that is provided to make your very own cipher disk! After reading this book, you will have all the basic tools needed to create secret messages.
This book deals with the Divine Proportion, a secret code that rules art, nature, and science. It is known by many names: Golden Mean, Sacred Cut and Phi are only a few; and it is not by chance that the Divine Proportion was given its name.
A coding adventure about a brilliant inventor and her runaway robot, Rox's Secret Code aims to inspire the next generation of female leaders in STEM!
Explains various methods used in cryptography and presents examples to help readers in breaking secret codes
For use in schools and libraries only. Oscar, who is blind, teaches Lucy how to read his Braille book.
"Learn 14 easy codes for sending secret messages to your friends! You'll also find fun practice messages to solve, Decoder cards you can tear out and share, and super-tiny Secret Strips for writing special note."--Cover back.
Oscar, who is blind, teaches Lucy how to read his Braille book.
In this fascinating book, Dr. Darren Weissman shares ancient spiritual wisdom fused with a modern-day understanding of the mind's relationship to biology and behavior that has implications not only for your health, but for the well-being of ...
He wants Peter out in the fields, doing the backbreaking work of a grownup slave, where Peter is close enough to feel his whip. So when Peter comes between Samuel and the overseer's whip, Peter makes a terrible enemy.
Why do we resemble our parents and grandparents? This book explores all this and more in flowing, rhyming text, explaining cells, DNA, and genetics in a way that is simple and easy for children to understand.