Do any 4 of the following:
Explain what morse code is, who invented it and describe two ways it can be sent. Make a method of sending morse code and use it to send the international distress code.
Research different ways codes have been used by the military and explain how messages are encrypted and deciphered.
Use the deaf alphabet and at least six Australian Sign Language (AUSLAN) signs to hold a conversation.
Show how to use SMS text messaging and send and receive a message.
Make a set of semaphore flags and send correctly a message of now fewer than eight words.
Decipher a message of not less than 20 words and replay in the same code.
Explain what Braille is and who invented it.