This site, sponsored by LiteMind: Exploring Ways to Use Our Minds Efficiently, presents a technique/checklist called Scamper that can be used to spark creativity and overcome any challenge one may be facing.
http://litemind.com/scamper/
This site, hosted by Econedlink: Economics and Personal Finance Resources for K-12, has lessons on entrepreneurship for teachers and interactive tools for students.
http://www.econedlink.org/lessons/index.php?lid=228&type=educator
This site is presented on the These Kids Mean Business website and provides high school lesson plans on teaching entrepreneurship.
http://www.thesekidsmeanbusiness.org/educators_guide/high_school_lesson_plans.php
This site, sponsored by Entrepreneur U. of the Kaufman Foundation, provides a database of online resources for both teachers and students interested in learning about entrepreneurship.
http://www.kauffman.org
This is a Wall Street Journal article on the fact that accidents happen and sometimes innovation follows.
http://online.wsj.com/article/SB121441267966303881.html
Another example of how bad events can lead to great new inventions.
http://edition.cnn.com/2013/07/04/tech/innovation/the-earthquake-proof-t...
Article on why cities are centers of innovation
http://www.theatlanticcities.com/jobs-and-economy/2013/06/secret-why-cit...