Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Apr 27, 2012
We look at actual MRI scans of human brains as they tackle math problems, and show the stark difference between students who are math fact fluent and those who are not. When the brain's limited resources are tied up working out simple math facts, it is less capable to deal with more complex mathematics such adding fractions or factoring.