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⚙️ EV3 101: #13 - Challenge 3: 🦾 Arm Position (Touch Sensor)

Last updated almost 3 years ago
10 questions
This course includes resources provided by the following:
  • Joe Olayvar & Evelyn Lindberg in association with the Washington State Library
  • Carnegie Mellon Robotics Academy from Carnegie Mellon University
📕 Click here to access the LEGO Mindstorms EV3 Programming Basics document in its entirety.
▶️ Click here to access the entire LEGO Mindstorms EV3 YouTube playlist from the Washington State Library.
🎓 Click here to access the free online EV3 course from Carnegie Mellon University.

🔧 Build It

Before you continue, ensure that you have completed the following builds:

Color Cube (aka Cuboid)

Base Unit (aka Driving Base)

Ultrasonic Sensor

Medium Motor Arm

Color Sensor (aka Color Sensor Down)

💻 Install It

Before continuing, ensure that you have added the following app to your Chromebook:


LEGO® MINDSTORMS® Education EV3



No Chromebook? No problem! Similar software is available for a variety of platforms. See the LEGO MINDSTORMS software downloads page for details.

🎓 Learn It

Carefully read and/or watch the instructional media and respond to the related questions.
10

Why are sensors important to robots?

10

What is the advantage of Sensor Control over the Basic Movement Commands?

10

What does the video mean by, "Programming is Precise"?

10

What do Sensors do for a robot?

10

What does a robot's Program do?

10
The hexarotor robot in the video can maintain its position in the air by monitoring its own motion, calculating whether its position is steady, and adjusting motor power values to make sure it stays in place. This is all the result of __________.

🦾 Arm Position Challenge

  1. See the video and challenge overview images below.
  2. Ensure that the challenge course is set up as specified in the document that follows.

🖥️ Program It


🦾 Arm Position Challenge
  1. Program your EV3 robot to successfully complete the challenge.
  2. Run your program to ensure that it performs as expected.
20

📸 Document It: Capture a screenshot (or multiple screenshots) of your completed program and upload or paste it onto the Formative canvas.

100
30

🎯 Challenge ID: Identify and describe at least one challenge that you experienced during this activity.
  • What caused this to be particularly challenging?
  • How did you overcome the challenge?
  • What did you learn that may be helpful in the future?
Note that this is a free response Formative item. You can add a variety of media to support your response. Consider how screenshots, videos, whiteboard canvases, audio clips, etc. may enhance your reply.

10

🧠 Retrieval Practice:
Summarize the content of this lesson. What topics, ideas, and vocabulary were introduced?