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This seems pretty much bordering on the impossible, given the current state of (LEGO) engineering capabilities. What you are describing is a Von Neumann Machine and as far as I know nobody succeeded in creating one, not just in LEGO but in general. The problems you'd have to overcome: The robot must be capable to exert sufficient force to overcome the ...


If you are using the EV3 Sensors you should use the EV3 Color Sensor which can detect 8 colors(colorless, black, blue, green, yellow, red, white and brown). If you are using the NXT I would recommend the HighTechnic Color Sensor or HighTechnic Color Sensor V2... I hope I could help.

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