Why 1729 is a magic number? Answer Logically.

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

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?

I make two people out of one. What am I?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

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

Can you find the missing piece of the Porsche?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

How many times can you subtract the number two from the number fifty?