Why Do People Knock On Wood For Luck?...
Knocking on wood is one of those superstitious pra... ...d back to a 19th century kid's game called “ Tiggy Touchwood ”.(Image Link) Tiggy Touchwood was similar to tag, but players who touched wood...
https://www.neatorama.com/2016/09/12/Why-Do-People-Knock-On-Wood-For-Luck/
