A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

In which direction should the missing arrow point?

Rearrange the letters in "new door" to make one word.

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

What can you deduce from the following BrainBat?

CRY
LMKI

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

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

Solve the puzzle by telling what does below picture means.

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day