Riddles of what

Sometimes I'm high and sometimes low,
and I creep between your toes.
My orders come from the sky,
I make men fall and rise.
What am I?

Answer

The tide

Your finger fits right in it. You play with it when you’re bored. Once you’re married, you’re stuck with the same one forever.
What is it?

Answer

A ring.

Why do squirrels spend so much time in trees?

Answer

To get away from all the nuts on the ground.

There are three switches downstairs. Each corresponds to one of the three light bulbs in the attic. You can turn the switches on and off and leave them in any position.
How would you identify which switch corresponds to which light bulb, if you are only allowed one trip upstairs?

Answer

Keep the first bulb switched on for a few minutes. It gets warm, right? So all you have to do then is ... switch it off, switch another one on, walk into the room with bulbs, touch them and tell which one was switched on as the first one (the warm one) and the others can be easily identified ...

Mr Brown was killed on Sunday afternoon. The wife said she was reading a book. The butler said He was taking a shower. The chef said he was making breakfast. The maid said she was folding clothes, and the gardener said he was planting tomatoes. Who did it?

Answer

The chef. Mr Brown was killed in the afternoon and yet the chef claimed he was making breakfast?

Who is my sister's sister who is not my sister?

Answer

The person who asks the question

What has a mouth, but cannot eat; moves, but has no legs; and has a bank, but cannot put money in it?

Answer

A river.

Why did the golfer wear two pairs of pants?

Answer

In case he got a hole in one!