Let's Make Robots!

Anyone would like to sponsor a challenge?

Is there anyone who would like to sponsor or find sponsor for a LMR challenge? I have a really good idea for challenge, but I can't tell you if you are not sure for sponsoring... Thank you guys...

vibrating motor

How I can use vibrating motor? I got it from old phone. Maybe balancing robot (but, I don't have sensors)? Any ideas? Thx

Is 5v enough for motor

I have two (well, I have ordered) 9v motors. I think they are same as motors from toys. So, is it enough 5v from PWM of atmega16?