Ｔｈｅ Ｏｒｉｇｉｎ ｏｆ Ａｐｒｉｌ Ｆｏｏｌｓ’Ｄａｙ

The first of April is a special day， on which practical jokes may be played without punish-ment. The origin of the custom is uncertain， but it seems to have come about in France as a re- sult of the change in 1582.