It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Make a sentence consisting of three words that have the whole alphabet.

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

What is both possible and impossible at the same time?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

A girl says this to her best friend: “I was born in 1955, and I celebrated my 17th birthday last weekend.” Her best friend thinks she’s lying, but she’s actually correct. How is that possible?

A monk has a very specific ritual for climbing up the steps to the temple. First, he climbs up to the middle step and meditates for 1 minute. Then he climbs up 8 steps and faces east until he hears a bird singing. Then he walks down 12 steps and picks up a pebble. He takes one step up and tosses the pebble over his left shoulder. Now, he walks up the remaining steps three at a time which only takes him 9 paces. How many steps are there?