A little boy went up to his dad in the supermarket holding a box
of condoms in his hands...
boy: dad, what are these?
dad: these are condoms.
boy: what are they for?
dad: men and women use them for protective reason during sexual
intercourse.
boy: oh..
boy: i realised they are available in 3 sizes, packets of 3, 6 and
12.. why?
dad: 3 is for high school boys, 1 on friday, 1 on saturday, 1 on
sunday
boy: the 6?
dad: 6 is for college boys, 2 on friday, 2 on saturday, 2 on
sunday..
boy: the 12th?
dad: 12 is for grown men like me, 1 on january, 1 on february, 1 on
march, 1 on april......