Résultats pour "Messages" dans Sciences et technologies

Discover ancient language and decipher secret codes on a journey through time, and learn about all the different ways we can send, or receive, a message. With Perky, the expert tour guide, explore the beginnings of language, the first hieroglyphic 'emojis' and even communication in the animal kingdom! Interspersed throughout the journey are Messaging Milestones: fascinating timelines of inventions that changed the world, and Rose's Superstars: a celebration of inspirational heroes, both past and present, from the deaf world - including movie star Millicent Simmonds and stuntwoman Kitty O'Neil.

History's amazing secrets and codes—and how to crack them yourself. This fascinating look at history's most mysterious messages is packed with puzzles to decode and ciphers that kids can use themselves. Here are the encrypted notes of Spartan warriors, the brilliant code-crackers of Elizabeth...

Young listeners will learn how we send and receive messages using light and sound in this accessible book. Simple text explains different methods of sending messages and shows how light and sound make sending these messages possible.