Example of a professional e-portfolio

http://www.andrews.edu/~rwright/index.html

ISEE Systems (STELLAR & iThink)

isee systems (formerly High Performance Systems) is in business to improve the way the world works, by creating Systems Thinking-based products that enable people to increase their capacity to think, learn, communicate, and act more systemically.

isee systems is the world leader in Systems Thinking software. Founded in 1985 by Barry Richmond, then a Professor at Dartmouth College the company has grown into a thriving, privately-held corporation with substantial global reach in business, education, and government markets.

AllExperts Q&A

http://en.allexperts.com/q/Physics-1358/

Centre for Learning and Performance Technologies (C4LPT)

http://www.c4lpt.co.uk/index.html
The C4LPT website will provide you with a range of FREE resources about learning tools and technologies as well as information about our consultancy services to provide you with bespoke advice.

Links to Applets

http://besselbeams.com/ASIP/Applets.htm

http://users.hal-pc.org/~clement/science.htm