
You Are There! March on Washington, August 28, 1963 (Grade 8)
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Cryptography (Grade 8)
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Cryptography has been used since ancient times to send hidden messages. The MIS-X, the Enigma Machine, the Vigenere Cipher, and the Spartan Scytale are examples from history. For the average person, cryptography remains behind the scenes. It's intertwined in the everyday tasks that people complete online, on cell phones, and on other devices.
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