Robotic Kits - Build Your Own Robot

Evolution Robotics - Professional Robots
Evolution Robotics provides professional level robotic kits and support for developers. Evolution provides an open software platform that supports individual needs and custom applications.

Robologic - Hobby Robots
A U.K based retailer of hobby robotics equipment, offering quality products and in-depth tutorials for the robotics community.

Mondo-Tronics Robot Store
This is a site for ordering robotic kits, supplies and parts.

ActivMedia Robotics Designs - Professional Robots
Intelligent mobile robots and their navigation, control, sensing and response systems, for the commercial service robots industry.

Robot Books
Complete line of books about robots from technical manuals, guides, science fiction and advanced robotic study.

Robot Construction Set
This set is aimed at the classroom level.

Amigobot Robot
Robotic kits and robots for school, research and competition.

Arrick Robotics
A place to order robotic kits and equipment such as computer based motion control, robot platforms etc.

K-Team Rockets
K-Team manufactures a family of autonomous mobile robots as well as a general mobile system controller board for use in education, research or industry.

Lynxmotion
Introducing the Lynxmotion series of mobile robot with manipulator and sensor kits.

Norland Research
Norland Research maker S.A.M., a great looking robot kit.

http://www.mobilerobots.com/
Design and manufacture intelligent mobile bases, sensing systems, and software.