1. Cross country adventure

    Cross country adventure

    Can you design and program a robot that can travel from one state to another across a large floor map of the USA (or a similar map of another part of the world)? Can you estimate the time required to travel between specific states? Resources Cross Country Adventure...

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  2. Crane

    Crane

    Build a crane that can lift objects one and a half times its weight to a height of 4 inches. Tip 1: What is the relationship between torque and gear-size?  Tip 2: Remember, rotation sensors can track the angle turned by the motor. Resources Crane lesson plan (PDF)...

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  3. Echo locator

    Echo locator

    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...

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  4. Dancing robot

    Dancing robot

    Design, construct and program a dancing robot that has at least two moving parts and at most two motors. Set your robot’s dance to music. Resources Dancing Robot lesson plan – ROBOLAB + NXT-G (PDF)  

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  5. Find the hidden letter

    Find the hidden letter

    In this activity, use a robot equipped with a light sensor to determine the hidden letter message (under a table or in another room). The letter will be determined using light sensor collected data on 3 passes over of the letter.      Resources Find the Hidden Letter...

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  6. Relay race

    Relay race

    Design and construct a team, comprising of  three cars, to compete in a relay race. Only one car may move at a time. Hint: Is there a way to send messages between team mates?  Resources Relay Race lesson plan – ROBOLAB + RCX (PDF)    

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  7. Tomb raider

    Tomb raider

    The idea of this challenge is to have students set up several light sensors to log data over time. After the setup is complete, run the programs, turn off the lights in the room, and have the students leave. Walk around the room near the different sensors with...

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  8. Ultrasonic touch guitar

    Ultrasonic touch guitar

    The idea of this radical challenge is to use the ultrasonic sensor, touch sensors, and buttons on the NXT to create a guitar. The ultrasonic sensor can control the pitch of the note based on the location of the user’s hand, and the touch sensors can control other...

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