Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

What you cannot hold but it is yours?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

What breaks yet never falls, and what falls yet never breaks?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

If six children and two dogs were under an umbrella, how come none of them got wet?

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?