Squigly Squigly's Brain Teasers

Question:

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?

Answer:

A computer.

Try another Brain Teaser:

A red house is made from red bricks. A blue house is made from blue bricks. A yellow house is made from yellow bricks. What is a green house made from?

We have lots more puzzles to provide fun for your brain. Have fun solving these quiz questions. Choose from the following brain games: