I am looking for the largest LEGO wheels with tires available to build a nice-sized RC LEGO car. Of course I will start with the simplest prototype, but I would like to achieve a design which will ...
I would like to build the three types of JPL Mars rovers (Sojourner, MER and MSL) with the right size ratio relative to each other. For that, finding the right wheels would be the hardest thing. I ...
I'm still new to the nxt thing, I try to make the robot locate the ball using the ultrasonic, while there I should be in a square area marked by white color. How can I make the robot locate the ...