Brilliant Bus erases digital divide

>>> time now for our "making a difference" report. a woman who started life in the humblest circumstances, then went on to become a successful educator. she is now back among the folks she grew up with. giving them a chance to connect with a wider world and making a difference along the way. nbc's kerry sanders has her story.

>> that's good.

>> reporter: it's from hard work.

>> i was about 6.

>> reporter: the daughter of migrant farm workers, she traveled the harvest from florida to upstate, new york. invisible, she says, until a family wanted to use a rest room or eat.

>> very, very few times we were allowed to even go inside of a restaurant and buy takeout food , because we were black.

>> reporter: that didn't make her bitter. rather, determined. your dad finished what grade?

>> about third grade.

>> reporter: and your mom?

>> fourth.

>> reporter: and you?

>> i went to college, got a master's degree.

>> reporter: a degree, a 50-year career as a teacher and now at 76 years old, on her brilliant bus.

>> doing a great job.

>> reporter: her personal crusade to make sure those who are invisible, just like she was, are not. with $900,000, her pension and her entire life savings, she is has bank rolled a rolling wire classroom.

>> this bus is a class?

>> reporter: a bus.

>> what does it start with?

>> reporter: that levels the playing field .

>> you've got to find it.

>> reporter: that so-called digital divide between those who have --

>> kobi, do you have a computer at home?

>> reporter: and those who do not. erased by one woman.

>> how far away from the little girl picking beans is this?

>> way out.

>> she did not forget where she came from. she did not forget to reach back and give somebody a hand up.

>> where is s?

>> reporter: a brilliant idea.

>> i'm excited to get on the bus, because it was really, really great.

>> finding the invisible.

>> you did a good job.

>> reporter: one stop at a time. kerry sanders , nbc news, rivera beach, florida.