This is a Excellent Unofficial Application for Learning Adobe After Effects CC. Includes Video Training and Practice Exam.
Adobe After Effects is a digital motion graphics, visual effects and compositing software package published by Adobe Systems, used in the post-production process of filmmaking and television production. Its main uses are the origination of 2D and 2.5D animation, visual effects compositing and finishing (image adjustment, color correction etc.). After Effects can also be used as a basic non-linear editor and a media transcoder.