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Advanced Level 2 

Lesson 1

All About Sensors 

In this lesson we're going to be coding a robot to use color sensors to maneuver through a maze.  The color sensors allow the robot to detect different colors  and follow color-specific commands. 

If you have never coded before, click the buttons for the Beginner or Intermediate level coding lessons to practice!

Step 1: Let's learn more about sensors!

Click the image below to open VEX VR in a new window

We're going to be using the Virtual Reality Vex Robot to use some sensors and complete a challenge! 

Next open up the Playground on the top bar, then select the Disk Maze Playground! 

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Step 2: Try out the Level 1 disk maze challenge outlined in the document below! 

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Step 3: Run your code for the Level 1 Challenge by clicking the start button to see if your robot can make it through the maze!

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Once you have finished, check your code by hovering over this yellow  box to see a solution! 

Robot playing with toy

Step 4: Now try to change every "Front Eye Sensor" block to a "Down Eye Sensor" block to complete the Level 2 Challenge! 

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Did your code work perfectly the first time you tried it? Were there times that you had to go through and find the spots that weren't working? 

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Going through code to find and remove the "bugs" or errors is called debugging.

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