Mindboards

I agree with h-g-t. If you can use non-Lego parts. I would definitely go with metal for the gears and chains. I am not exactly sure how you are trying to shape your robot but I would look at this framing. http://www.nxtprograms.com/trailer_pull/steps.html (One problem is that this robot cannot turn....

That helped a lot! We got it to work. Thank you so much.

Here is my truth table for line following, this part works fine by itself but I'm trying to convert it into a myblock that stops after a variable number of rotations. Light Reading Robots Response 81-100 Hard Left 60-80 Gentle Left 40-59 Straight 20-39 Gentle Right 0-19 Hard Right We don't know how ...

So I copied and modified Dave Parker's 5-state line follow program and made it into a MyBlock. We wanted it to work for only three rotations, but I am not sure how to connect it using a variable. The program and MyBlock are attached. Could someone make some recommendations on how to use a MyBlock fo...