GPS accuracy testing with LEGO bricks

fletcher gps4

Unlike normal GPS units, commonly found in smartphones or your car, that are accurate to roughly three meters, differential GPS uses two GPS receivers to get a reported accuracy of three centimeters! That’s a little over an inch! If this holds true, differential GPS could be used for a range of high precision applications. This […]

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Why I like educational robots

One approach to working through the challenge of measuring the area of a circle.

With all the available STEM options, we often get asked Why Robotics?  So here are some quick thoughts to kickstart your thirty second elevator speech for robotics program support. See what you think. I like educational robots because they make abstract concepts real. With this opening salvo, and depending on your primary expertise and your audience’s understanding of your […]

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Platform 9 3/4


Design and construct a car and learn to program the car to travel a specified distance using multiple methods (time, touch and light). Get your car’s passenger from home to the train station. Going too far or not far enough leaves your passenger in the ghost world.   Resources Platform 9 3:4 lesson plan – […]

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