The Visual Understanding Environment (VUE) is an Open Source project based at Tufts University. The VUE project is focused on creating flexible tools for managing and integrating digital resources in support of teaching, learning and research. VUE provides a flexible visual environment for structuring, presenting, and sharing digital information.
A blog post with a short video illustrating Nancy Duarte's rules for good presentation. It's for a business audience not EFL teachers, but many of the points apply, I think. PS: She has written two good books on making presentations, Slide:ology (pictured) and Resonate (also available an iPad app).
Ideas presented visually. Some great talks with accompanying hand-drawn illustrations in real time. The RSA Animate series is an innovative way of sharing world-changing ideas. All animations are done by Cognitive Media.
Quizlet is a way to memorize vocabulary lists. It's fun and interactive. Vocab lists are customizable and flashcards can be printed out. Users can study independently via PC or smartphone (I use Cardboard) or tablet. Now with multiplayer games!
Slideworld is a renowned ppt search engine which has massive collection of PowerPoint templates and PowerPoint presentations. Slideworld’s PowerPoint templates are very unique and attractive. PowerPoint template can be edited and could be customized easily...
Information is very powerful but for the most bit it is bland and unimaginative. Infographics channel information in a visually pleasing, instantly understandable manner, making it not only powerful, but extremely beautiful. Once used predominantly to make maps more approachable, scientific charts less daunting and as key learning tools for children, inforgraphics have now permeated all aspects of the modern world.
One of my favorite posts from Garr Reynolds's wonderful Presentation Zen blog. There are lots of other great articles here, but this one deals with visual presentation for "improving the look & feel, impact, and effectiveness of the [individual] slides."