Autonomous walker using two medium motors.

Built using Mindstorms® EV3 Home Edition and EV3 Expansion Set and some parts from other technic sets.

A compact autonomous biped walker using two medium motors for walking forwards and backwards and turning without weight shifting.

Build instruction in PDF format and EV3 program downloads at bottom of the page.


Ensure that the right part of each foot is forward and the left part of each foot backwards when running the program.

Some part colours are different in the video, but the build is the same.

Build Instruction (PDF) Download EV3 program Download

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