A falling sand game is a genre of computer game which allow the user to place particle

Particle

A particle is, generally, a small localized object to which can be ascribed physical properties. It may also refer to:In chemistry:* Colloidal particle, part of a one-phase system of two or more components where the particles aren't individually visible.In physics:* Subatomic particle, which may be...

s of different elements on a canvas. The particles can interact with other particles in various ways, and may be affected by gravity. Many complex effects may be achieved. For example, fire can be made to move upwards, burn elements, and emit smoke.

Falling sand games are generally browser-based, using Flash or Java. Examples include:

• World of Sand (2005, Java)
• wxSand (2006, Windows) – wxSand allows for a larger sandbox.
• This is Sand (2008, Flash)