USC Robotics K-12 -- This web site is designed to help K-12 and other educators in developing or improving courses that use robotics as a tool for teaching STEM topics or as a topic in itself. The materials on this site include down-loadable lesson plans and links to other useful resources, such as teacher training workshops, public robotic contests, and other educational robotics web sites.

How Stuff Works -- Robots -- How robots work, how robotic surgery will work, how real trasformers work, how pleo works...

The Alliance Robotics Project at NASA -- Robotic summer camps, Phoenix Mars updates, NSTA Web Seminars

NASA Robotics Curriculum Clearinghouse --Peer-Reviewed Robotics Lesson Plans , Project Based Learning and STEM skills , Prepare for Robotics Competitions

.Tekkotsu from Carnegie Mellon --Tekkotsu is an open source framework supporting software development for a variety of robotic platforms. Read an overview of the background and features.