Topic in General Knowledge
Road signs, everyday symbols and their meanings, and the codes from Morse and Braille to Enigma.
Part of General Knowledge: 3 quizzes.
3 quizzes
General Knowledge · Signs, Symbols & Codes
Dots and dashes, raised bumps and secret ciphers: decode real Morse messages and Braille words, then explore the codes that changed history, from Caesar's cipher to the Enigma machine and Navajo code talkers.
General Knowledge · Signs, Symbols & Codes
©, ®, ☢, ♻ and ¶: you see them every day on packaging, documents and buildings, but do you know what they mean and where they came from? Decode fifteen common symbols.
General Knowledge · Signs, Symbols & Codes
Octagons, triangles and circles each have a meaning. Test yourself on fifteen international road signs, the system used across most of Europe and much of the world, and learn how shape and colour tell drivers what to do.