What is quantum computing?
Imagine you have a toy box. Normal computers (we call them "classical computers") are like having a toy box where each toy can only be either inside the box or outside the box - nothing else.
But quantum computers are like magical toy boxes! The toys can be inside AND outside the box at the same time - until you look at them. Once you peek, they decide to be either fully inside or fully outside.
The magic toys in quantum computers are called "qubits." While regular computer bits can only be 0 OR 1 (like a light switch that's ON or OFF), qubits can be 0, 1, or a mix of both at the same time (like a dimmer switch that can be partly on).
This special ability lets quantum computers try many, many answers all at once! It's like if you lost your toy in your house, a normal computer would check one room at a time, but a quantum computer could check all rooms at the same time!
Scientists are still building better quantum computers because the qubits are very fragile - like trying to balance a spinning top. If anything bumps into it (like heat or noise), the magic stops working. That's why current quantum computers are mostly experimental toys rather than useful machines.