Just Because this is cool

<p><br />Hyper- Cube Matrix<br /><a href="http://www.youtube.com/watch?v=il_uF0jEAlE&amp;feature=player_embedded"… /><br /><br />These magnetic toys look fun too.<br /><a href="http://www.youtube.com/watch?v=Mz1KtYtXKEY&amp;feature=related">http://…;