ROBOT.LK

http://www.youtube.com/watch?v=fCxzA9_kg6s

http://www.youtube.com/watch?v=_LCCGFSMOr4

http://www.youtube.com/watch?v=abWCy_aOSwY

http://www.youtube.com/watch?v=js4TK0U848I

http://www.youtube.com/watch?v=5bHPKU4ybHY

http://www.youtube.com/watch?v=g0pSfyXOXj8

http://www.youtube.com/watch?v=GJX0BRUagCg

http://www.youtube.com/watch?v=1nO2SSExEnQ

http://www.youtube.com/watch?v=vKVNmA8C6m8

http://www.youtube.com/watch?v=CRJUdf5TTQQ

http://www.youtube.com/watch?v=5v5A3j7Rrco

http://www.youtube.com/watch?v=gIlSLwcbeTU

http://www.youtube.com/watch?v=oIiDseJO4dM

http://www.youtube.com/watch?v=CoG_Czyr7z0

http://www.youtube.com/watch?v=TtZEZYQG0xk

If you are from Sri Lanka, you can buy Arduino modules from TRONIC.LK.