3D computer animation involves creating individual images that are stored and played back at 30 frames per second to create the illusion of movement. It allows viewers to move around and change perspectives of animated scenes. Popular software used for 3D animation includes Maya, 3DS Max, and Softimage. The 3D animation industry is growing rapidly and dominating feature films, games, visual effects and commercials. Careers in 3D animation include roles like 3D modeler, animator, and graphic artist. Major companies using 3D animation include Pixar, Disney, and Dreamworks, which have produced popular films like Toy Story, Finding Nemo, Shrek, Harry Potter and The Lord of the Rings.