You can see it everyday, But cannot touch it at will. What is it?

Why do we preferably have round manhole covers and not square ones?

How can you make a TV, a bed, a dog, and a car liquid?

Sweet & very intelligent katty has 8 puppets(Jane Bird Barbie Angel Colleen Nora Lass Missy).
All puppets are of different size. She arrange all puppets to face towards the guest and tell the guess the following clues :

* Jane has three puppets bigger on its left side
* Bird has two puppets smaller on its left side
* Barbie has one puppet bigger on its right side
* Angel has two puppets smaller on its right side
* Colleen has one puppet bigger on its left side
* Nora has one puppet smaller on its left side
* Lass has four puppets bigger on its right side
* Missy has three puppets smaller on its right side

Also some puppets are inside the bigger puppets.

Assuming you are the guest , can you tell the katty how the puppets are arranged ?

Next Number in the Series,

5, 16, 49, 104, ?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

What is the longest word in the dictionary?

Move three sticks of the spiral below to form a square.

There are 3 apples in the basket and you take away 2. How many apples do you have now?