www.howstuffworks.com

 

The inner working of every device you can imagine is explained here. Ever wanted to know how a electromagnet works? How about a car engine? You can find it out here, and much more.Very informative site for every age group providing high quality information. Even a layman can understand the inner workings , excellent example of good presentation and communication over the web.

www.ideabook.com

A great site which presents highly effective communication ideas in web publishing , desktop design with lots and lots of tips and readymade designs to choose from . An exhaustive site which will attract persons from all fields to fulfill their needs for effective communication.

www.presentersonline.com

Presenters' treasure house. Free professional training and resources for effective presentations.  An excellent site with no compromise on the quality of material . Provides lots of free templates for all kinds of needs.