TED-Ed
The World’s Most Mysterious Book
What is MS 408? Who wrote it? What does it say? Nobody knows who wrote the Voynich manuscript, nor can anyone translate the text. Introduce viewers to the mystery with a short video that details what little is known about the manuscript.
PBS
Nazi Secrets: The Story of Enigma
The companion website to the Nova special that documented how the Allied codebreakers cracked the German message coding machine, nicknamed "Enigma," in World War 2. The site has student activities including trying to decode machine made...