© James Jeffrey Trobaugh 2017

James Jeffrey Trobaugh, Winning Design!, 10.1007/978-1-4842-2105-1_3

3. Going Straight

James Jeffrey Trobaugh

(1)Roswell, Georgia, USA

Once you’ve built your robot, you’re going to want it to go somewhere, and everyone knows the shortest distance between two places is a straight line. In the world of LEGO robots, going straight is one of those things that is easier said than done. Many new teams in FIRST LEGO League will rely on odometry, or dead reckoning, to get their robot to the desired location on the game field. Odometry is when you use distance measurements as a way to navigate your robot to a point on the field. You’re simply telling the robot to go a predefined distance and using the rotation sensors built ...

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