As AFOLs, there’s a lot we take for granted when it comes to knowledge about LEGO. Recently, while helping my son with a build, he asked me what one of the printed symbols meant in the instructions, and I realized just how many symbols there can be in one LEGO instruction booklet. When newcomers or children come into the hobby, it can be confusing to figure out what all this means. Below, I’ve gathered 12 symbols from LEGO instructions that I could find in current use and written what they mean. I was also curious about how well they translate, so I assembled an impartial panel to scientifically measure the symbols’ effectiveness. And by scientific panel, I of course, mean I asked my three boys, aged 3, 5, and 7, what they thought the symbols meant. Symbol 1 - Simultaneous Builders LEGO has recognized that people like to build together, so...

