Sometimes there is so much noise I cannot hear words. Or sometimes people are too far away for their voices to reach me. But they make signs with their arms and hands and I know what the signs mean. ...
Numbers everywhere
Think of all the numbers you use every day. At school, you go into a room that probably has a number on the door. Many times during the day, the teacher will tell you the number of a page to turn to...
No words, just pictures!
In Afghanistan, there are roads for cars and trucks and roads for camels and donkeys. Even if a driver is from another country, he can tell which road is which by the picture signs. Picture signs...