In some cultures, only candy is given away when Trick-or-Treating.
Treating . The latter solution is referred to as `` treating '' . Trick-or-treating is a Halloween custom for children in many countries . Children in costumes travel from house to house asking for treats such as candy ( or , in some cultures , money ) with the phrase `` Trick or treat '' . In North America , trick-or-treating has been a Halloween tradition since the late 1920s .