How can you leave a room with two legs and return with six legs?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

I have eight fingers and two thumbs but I do not live. What Am I?

What goes up but never comes down?

There is something which is always coming but never arrives?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS