1. Introduction of Virtual Reality : Introduction, Fundamental Concept and Components of Virtual Reality. Primary Features and Present Development on Virtual Reality. Computer graphics, Real time computer graphics, Flight Simulation, Virtual environment requirement, benefits of virtual reality, Virtuality and Immersion, Current trends and state of the art in immersive technologies, developing platforms and consumer devices. Scientific Landmark 3D Computer Graphics : Introduction, The Virtual world space, positioning the virtual observer, the perspective projection, human vision, stereo perspective projection, 3D clipping, Colour theory, Simple 3D modelling, Illumination models, Reflection models, Shading algorithms. (Chapter - 1) 2. Interactive Techniques in Virtual Reality : Introduction, From 2D to 3D, 3D space curves, 3D boundary representation Geometrical Transformations : Introduction, Frames of reference, Modeling transformations, Instances, Picking, Flying, Scaling the VE, Collision detection Generic VR system : Introduction, Virtual environment, Computer environment, VR technology, Model of interaction, VR Systems. (Chapter - 2) 3. Visual Computation in Virtual Reality : Animating the Virtual Environment : Introduction, The dynamics of numbers, Linear and Nonlinear interpolation, the animation of objects, linear and non-linear translation, shape & object inbetweening, free from deformation, particle system. Physical Simulation : Introduction, Objects falling in a gravitational field, Rotating wheels, Elastic collisions, projectiles, simple pendulum, springs, Flight dynamics of an aircraft. (Chapter - 3) 4. Augmented and Mixed Reality : Taxonomy, technology and features of augmented reality, difference between AR and VR, Challenges with AR, AR systems and functionality, Augmented reality methods, visualization techniques for augmented reality, wireless displays in educational augmented reality applications, mobile projection interfaces, marker-less tracking for augmented reality, enhancing interactivity in AR environments, evaluating AR systems. (Chapter - 4) 5. Multiple Models of Input and Output Interface in Virtual Reality : Human factors : Introduction, the eye, the ear, the somatic senses. VR Hardware : Introduction, sensor hardware, Head-coupled displays, Acoustic hardware, Integrated VR systems. VR Software : Introduction, Modeling virtual world, Physical simulation, VR toolkits, Introduction to VRML, Input -- Tracker, Sensor, Digital Glove, Movement Capture, Video-based Input, 3D Menus & 3D Scanner etc. Output -- Visual /Auditory / Haptic Devices. (Chapter - 5) 6. Application of VR in Digital Entertainment : VR Technology in Film & TV Production. VR Technology in Physical Exercises and Games. Demonstration of Digital Entertainment by VR. (Chapter - 6)