Can you find the key in the picture below?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

A man dies of old age on his 25 birthday. How is this possible?

People put me on the table and cut me but do not eat me. What am I?

Can you find out which options fits best with the missing column?

What has one letter and starts with an E?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?