Robot Educator
=====================

This example makes the Robot Educator (:numref:`fig_robot_educator`)  drive
until it sees an obstacle. It then backs up, turns around, and starts driving
again.

You can find building instructions for the Robot Educator on the `LEGO
Education website
<https://education.lego.com/en-us/support/mindstorms-ev3/building-instructions#robot>`_.

.. _fig_robot_educator:

.. figure:: ../images/ultrasonic_sensor_driving_base.jpg
   :width: 50 %
   :alt: robot_educator
   :align: center

   Robot Educator with the Ultrasonic Sensor

.. literalinclude:: ../../../examples/ev3/robot_educator/main.py