Best Riddles and Answers

A Riddle (medium)

Question: What do you try to solve. A answer you need to think. To think about with your brain. The brain that's only 10% working. What is it that you try to solve. The question of a lifetime?

Question: (1) What am I and (2) how do you spell it?

Hard one (medium)

Question: I died a death that no one has ever died and my grave is in every grocery store.

The pool (medium)

Question: 20 kids go inside the pool and 20 for heads come out

I'm The One (medium)

Question: I'm the one that gives you information, I'm the one that lets you have the ability to control yourself, I'm the one that stores all memories and without me you'll be dead in a instant. What am I?