What word begins and ends with an E, but has only one letter?

During which month do people sleep the least?

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?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

What is the riddle which can be asked all day with a different correct answer each time.

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

What demands an answer, but asks no questions

I’m orange, I wear a green hat and I sound like a parrot. What am I?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?