Double slit experiment

Use the link below for an interactive animation that lets you change the parameters of the double slit experiment to gain an understanding of this experiment, particularly the strange behavior of matter at the atomic level.

Strangeness of matter at the level of atoms

''This interactive animation will only work on new browsers supporting HTML5 canvas. It has been tested on Google Chrome, Safari (Mac/iPad and iPhone), and Firefox. It will not work in Internet Explorer.''

For a textual description of this topic, it is best to start with the Wikipedia page.