Lucky 13?
Lots of people think that Friday the 13th is unlucky. But is it really? Read on to do the math behind lucky (and unlucky) numbers!
Lots of people think that Friday the 13th is unlucky. But is it really? Read on to do the math behind lucky (and unlucky) numbers!
Ever wonder if your hair is strong enough to pick up a pen? Or a hippo? You might be surprised at just how strong one