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They look like birds. why theyre called that. >> another project is finch robots. they have sensors, they have motors. they can go any direction. the girls liked that, it was so interactive. they can play around with it. >> i was a volunteer at christinas camp. when questions were asked, i would go around and help christina. >> we changed the coordinates. so youre doing it right. >> they would work on projects on free time. they were like i want to change this, adjust that. >> your data is liter...