Science works in your community. Putting messages into code or cipher is called cryptology. Codes or ciphers are ways of writing a message so that only a person with a key can understand it. Using the key, the message can be decoded or deciphered.
Most codes are a combination phrases, syllables, words, or whole sentences.
The students at Daniel Morgan Middle School designed the following communication experiments using a talking tube, wires, cans, and a telegraph key. When finished, go to the code section and do the Morse Code activities. This system was invented by Louis Braille so that blind people can read, write, and even write music. TUBE Create a talking tube that you and a friend can enjoy. Create a talking tube using various diameters to see which size produces the clearest sounds.