1. 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 lesson plan...

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  2. Light sensor scavenger hunt

    Light sensor scavenger hunt

    How can you determine the light conditions in different parts of a room? Can you find light sensor readings in the range of 0-30? 60-90? 90-100? Can you draw conclusions and make generalizations about light intensity in the room?         

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