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Games that try to simulate real-world activities (like driving vehicles or living the life of someone else) with as much realism as possible. Simulators generally require more study and orientation than arcade games, and the best simulators are also educational.

Featuring games with three-dimensional graphics, environments, and gameplay mechanics. Depth and perspective create immersive virtual worlds.

Unity is a game engine for 2D, 3D, AR and more

Virtual Reality, or VR, are projects that use special headsets to provide a more immersive 3d space.