Can you find the missing piece of the Porsche?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Before Mount Everest was discovered, what was the highest mountain in the world?

Which is the correct shadow of the bird?

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?