Ever wonder why there are always crazy-looking people in World Cup soccer stadiums who wave their arms around frantically during a soccer game, and not just because they're crazed fans?
Welcome to the world of refereeing, which involves the very demanding physical labor of directing, using their body, the progression of the game. This video guides you through all the different referee signals and what they mean, with the UEFA Training Ground offering examples of each.
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.