Eduforge is an open access environment designed for the sharing of ideas, research outcomes, open content and open source software for education.
Pachyderm is an open source multimedia authoring tool. Download and use.
Open source resources (and information) for K12 schools
Section of the Open Book Project for Blind and Dyslexic readers
Open source php-based wiki software (used in other open source CMS environments such as Moodle).
CoSN site promoting open source software and open standards.
Eduforge is an open access environment designed for the sharing of ideas, research outcomes, open content and open source software for education.
Free open source planetarium (software) for your computer. Cross-platform.
Directory of online college courses made available to the public
MIT Opencourseware selected for high school students. Math and Science. Resources and videos demonstrating classroom use.