You can't tickle yourself.
29
If you toss a penny 10,000 times, it will not be heads 5,000 times, but more like 4,950. The heads picture weighs more, so it ends up on the bottom.
249
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
More than 50% of the people in the world have never made or received a telephone call.
242