Achievement Available
Complete this challenge in Robot Virtual Worlds to earn this achievement.
  • Virtual World: Intro to EV3
  • Level: Threshold Value 
  • Robot: EV3

Using the Ultrasonic Sensor, adjust the threshold value to be 10cm!

Using the Ultrasonic Sensor, set the threshold value so that the robot plays a sound when it detects an object within 10cm of the sensor.

Contact Us