Mission 4: Using the Ultrasonic Sensor

Now that we've learned how to program with the Light Sensor, let's see what we can do with the Ultrasonic Sensor!  A lot of ideas behind programming with the Light Sensor also work with the Ultrasonic Sensor, so you can go back to Learning Mission 3 to help you if you get stuck.  Otherwise, try out the Learning Mission 4 Worksheet and see what you can do!