

To get a better idea of how to use pigpen, check Cryptii out. Enter your text, and get it “translated” into pigpen! With this, A would be _|, B would be |_|, C would be |_ and so forth. Nobody really knows who invented it, but it surfaced around the 18th century. Learn Morse code by practicing tapping it, listening to it, or blinking it!Īlso known as the the masonic cipher, the Freemason’s cipher, Napoleon cipher and the tic-tac-toe cipher, each letter is represented by a symbol, as described below. Blinking Morse code has even helped captured POWs secretly relay messages. The signal “SOS” (three dots, three dashes, three dots) has been used to signal for help in emergencies. Morse code has played a major use in wars, specifically World War II, and is even still used today!


It is a method made up of dots and dashes, and it can be used to transmit messages across wires through beeps. Morse code was invented in the early 1800s by Samuel Morse. They can be made easier for younger students, and more advanced for older! You can also incorporate history, social studies and even government into some of these! These codes can work for a variety of ages.
#Secret key cracker full
You can read my full disclosure here.įrom the Spy Kids trilogy to Nancy Drew, kids love adventure, secrets, and mystery! Try these 7 secret spy codes for kids: Morse code, pigpen, phonetic alphabet, tap code, substitution ciphers, letters for numbers, and American sign language. I make a small commission from some of the links on this site. If you have a budding spy on your hands, help them learn these 7 fun spy codes! Plus, grab the free printable.ĭisclaimer: Some of the following links are affiliate links.
