Clap-on clap-off!
- August 20, 2013
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Design a robot that moves forward when you clap softly, and stops when you clap loudly. Resources Clap-on lesson plan – NXT+G (PDF)
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Echo locator
- August 17, 2013
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How could you build a device that uses sound to indicate the distance to the nearest object? For example, as an aid for a person with vision impairment. Other than using the Ultrasound Sensor, are there any other sensors that could be used to measure distance? Resources Echo Locator lesson...
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Sound display
- August 12, 2013
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The idea of this challenge is to collect and display sound data from the NXT sound sensor in real time on the LCD display of the NXT. You could include the ability to pause data collection by bumping a button to “freeze” a particular screen of the data until another...