Least Common Multiple… You Tube Style

In Math we have been going over factors, greatest common factor and least common multiple.  The biggest thing I try to teach is "Why do I have to learn this?  When will I ever use this??"  I think if I can answer these questions everyday to each concept... and with a valid reason (even though I wanna say... "because the state of Texas said so")... then I can get the kids more into...