I am a prime number.
The double of myself is equal to the square of me.

which number am I?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

I am white when I am dirty, and black when I am clean. What am I?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

What do you see in the image below

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

Jenifer and Jesica are having a conversation.

Jenifer: I am definitely not over 30.
Jesica: I am 28 and you are surely 5 years older to me at least.
Jenifer: No, you are at least 29.

You are told that both of them are lying throughout in the conversation. Can you find their respective ages?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

What jumps when it walks and sits when it stands?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking