Quiz · 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.
Road signs, everyday symbols and their meanings, and the codes from Morse and Braille to Enigma.
Before you start
You have 20 seconds for each question. When time runs out, the question counts as wrong.
Your first choice is the one that counts. It is checked straight away, with an explanation where there is one.
At the end you see your score and can go back through every question and its answer.
XP scales with your score. Replays earn XP only when you beat your previous best.
From players
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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.