I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

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

I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?

What is more useful when it is broken?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?